Home / 38,939.10-58,414.41-15,565.02

Finding the Fourth Proportional to 38,939.10, 58,414.41 and 15,565.02

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Solution

The fourth proportional to 38,939.10, 58,414.41 and 15,565.02 is: 23,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,939.10 : 58,414.41 = 15,565.02 : x
  2. Step 2: Convert to fraction form
    38,939.10/58,414.41 = 15,565.02/x
  3. Step 3: Cross multiply
    38,939.10x = 58,414.41 × 15,565.02
  4. Step 4: Simplify right side
    38,939.10x = 909,221,459.94
  5. Step 5: Solve for x
    x = 909,221,459.94/38,939.10
  6. Step 6: Final answer
    x = 23,349.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.