Home / 19,542.47-29,295.27-6,385.64

Finding the Fourth Proportional to 19,542.47, 29,295.27 and 6,385.64

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Solution

The fourth proportional to 19,542.47, 29,295.27 and 6,385.64 is: 9,572.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.47 : 29,295.27 = 6,385.64 : x
  2. Step 2: Convert to fraction form
    19,542.47/29,295.27 = 6,385.64/x
  3. Step 3: Cross multiply
    19,542.47x = 29,295.27 × 6,385.64
  4. Step 4: Simplify right side
    19,542.47x = 187,068,901.45
  5. Step 5: Solve for x
    x = 187,068,901.45/19,542.47
  6. Step 6: Final answer
    x = 9,572.43

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1.5x scale

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.