Home / 39,798.62-59,677.38-11,715.02

Finding the Fourth Proportional to 39,798.62, 59,677.38 and 11,715.02

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Solution

The fourth proportional to 39,798.62, 59,677.38 and 11,715.02 is: 17,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,798.62 : 59,677.38 = 11,715.02 : x
  2. Step 2: Convert to fraction form
    39,798.62/59,677.38 = 11,715.02/x
  3. Step 3: Cross multiply
    39,798.62x = 59,677.38 × 11,715.02
  4. Step 4: Simplify right side
    39,798.62x = 699,121,700.25
  5. Step 5: Solve for x
    x = 699,121,700.25/39,798.62
  6. Step 6: Final answer
    x = 17,566.48

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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.