Home / 14,542.27-21,818.60-7,151.92

Finding the Fourth Proportional to 14,542.27, 21,818.60 and 7,151.92

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Solution

The fourth proportional to 14,542.27, 21,818.60 and 7,151.92 is: 10,730.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.27 : 21,818.60 = 7,151.92 : x
  2. Step 2: Convert to fraction form
    14,542.27/21,818.60 = 7,151.92/x
  3. Step 3: Cross multiply
    14,542.27x = 21,818.60 × 7,151.92
  4. Step 4: Simplify right side
    14,542.27x = 156,044,818.10
  5. Step 5: Solve for x
    x = 156,044,818.10/14,542.27
  6. Step 6: Final answer
    x = 10,730.43

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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.