Home / 25,213.71-37,820.55-9,419.97

Finding the Fourth Proportional to 25,213.71, 37,820.55 and 9,419.97

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Solution

The fourth proportional to 25,213.71, 37,820.55 and 9,419.97 is: 14,129.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.71 : 37,820.55 = 9,419.97 : x
  2. Step 2: Convert to fraction form
    25,213.71/37,820.55 = 9,419.97/x
  3. Step 3: Cross multiply
    25,213.71x = 37,820.55 × 9,419.97
  4. Step 4: Simplify right side
    25,213.71x = 356,268,446.38
  5. Step 5: Solve for x
    x = 356,268,446.38/25,213.71
  6. Step 6: Final answer
    x = 14,129.95

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1.5x scale

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.