Home / 39,598.98-59,402.36-11,519.31

Finding the Fourth Proportional to 39,598.98, 59,402.36 and 11,519.31

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Solution

The fourth proportional to 39,598.98, 59,402.36 and 11,519.31 is: 17,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,598.98 : 59,402.36 = 11,519.31 : x
  2. Step 2: Convert to fraction form
    39,598.98/59,402.36 = 11,519.31/x
  3. Step 3: Cross multiply
    39,598.98x = 59,402.36 × 11,519.31
  4. Step 4: Simplify right side
    39,598.98x = 684,274,451.13
  5. Step 5: Solve for x
    x = 684,274,451.13/39,598.98
  6. Step 6: Final answer
    x = 17,280.10

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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.