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Finding the Fourth Proportional to 17,860.36, 24,649.08 and 9,902.92

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Solution

The fourth proportional to 17,860.36, 24,649.08 and 9,902.92 is: 13,667.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860.36 : 24,649.08 = 9,902.92 : x
  2. Step 2: Convert to fraction form
    17,860.36/24,649.08 = 9,902.92/x
  3. Step 3: Cross multiply
    17,860.36x = 24,649.08 × 9,902.92
  4. Step 4: Simplify right side
    17,860.36x = 244,097,867.31
  5. Step 5: Solve for x
    x = 244,097,867.31/17,860.36
  6. Step 6: Final answer
    x = 13,667.02

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Half scale
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Double scale
Find fourth proportional to 17,861.36, 24,650.46 and 9,903.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.