Home / 39,618.26-59,446.76-17,428.87

Finding the Fourth Proportional to 39,618.26, 59,446.76 and 17,428.87

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Solution

The fourth proportional to 39,618.26, 59,446.76 and 17,428.87 is: 26,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,618.26 : 59,446.76 = 17,428.87 : x
  2. Step 2: Convert to fraction form
    39,618.26/59,446.76 = 17,428.87/x
  3. Step 3: Cross multiply
    39,618.26x = 59,446.76 × 17,428.87
  4. Step 4: Simplify right side
    39,618.26x = 1,036,089,937.16
  5. Step 5: Solve for x
    x = 1,036,089,937.16/39,618.26
  6. Step 6: Final answer
    x = 26,151.83

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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.