Home / 39,605.16-59,398-17,424.12

Finding the Fourth Proportional to 39,605.16, 59,398 and 17,424.12

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Solution

The fourth proportional to 39,605.16, 59,398 and 17,424.12 is: 26,131.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,605.16 : 59,398 = 17,424.12 : x
  2. Step 2: Convert to fraction form
    39,605.16/59,398 = 17,424.12/x
  3. Step 3: Cross multiply
    39,605.16x = 59,398 × 17,424.12
  4. Step 4: Simplify right side
    39,605.16x = 1,034,957,879.76
  5. Step 5: Solve for x
    x = 1,034,957,879.76/39,605.16
  6. Step 6: Final answer
    x = 26,131.89

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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.