Home / 17,861.41-24,649.75-9,903.47

Finding the Fourth Proportional to 17,861.41, 24,649.75 and 9,903.47

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Solution

The fourth proportional to 17,861.41, 24,649.75 and 9,903.47 is: 13,667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.41 : 24,649.75 = 9,903.47 : x
  2. Step 2: Convert to fraction form
    17,861.41/24,649.75 = 9,903.47/x
  3. Step 3: Cross multiply
    17,861.41x = 24,649.75 × 9,903.47
  4. Step 4: Simplify right side
    17,861.41x = 244,117,948.76
  5. Step 5: Solve for x
    x = 244,117,948.76/17,861.41
  6. Step 6: Final answer
    x = 13,667.34

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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.