Home / 18,235.88-25,165.51-9,852.38

Finding the Fourth Proportional to 18,235.88, 25,165.51 and 9,852.38

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Solution

The fourth proportional to 18,235.88, 25,165.51 and 9,852.38 is: 13,596.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.88 : 25,165.51 = 9,852.38 : x
  2. Step 2: Convert to fraction form
    18,235.88/25,165.51 = 9,852.38/x
  3. Step 3: Cross multiply
    18,235.88x = 25,165.51 × 9,852.38
  4. Step 4: Simplify right side
    18,235.88x = 247,940,167.41
  5. Step 5: Solve for x
    x = 247,940,167.41/18,235.88
  6. Step 6: Final answer
    x = 13,596.28

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Half scale
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Double scale
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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.