Home / 47,554.14-71,332.02-17,985.90

Finding the Fourth Proportional to 47,554.14, 71,332.02 and 17,985.90

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Solution

The fourth proportional to 47,554.14, 71,332.02 and 17,985.90 is: 26,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,554.14 : 71,332.02 = 17,985.90 : x
  2. Step 2: Convert to fraction form
    47,554.14/71,332.02 = 17,985.90/x
  3. Step 3: Cross multiply
    47,554.14x = 71,332.02 × 17,985.90
  4. Step 4: Simplify right side
    47,554.14x = 1,282,970,578.52
  5. Step 5: Solve for x
    x = 1,282,970,578.52/47,554.14
  6. Step 6: Final answer
    x = 26,979.16

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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.