Home / 22,582.92-31,167.34-13,635.48

Finding the Fourth Proportional to 22,582.92, 31,167.34 and 13,635.48

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Solution

The fourth proportional to 22,582.92, 31,167.34 and 13,635.48 is: 18,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,582.92 : 31,167.34 = 13,635.48 : x
  2. Step 2: Convert to fraction form
    22,582.92/31,167.34 = 13,635.48/x
  3. Step 3: Cross multiply
    22,582.92x = 31,167.34 × 13,635.48
  4. Step 4: Simplify right side
    22,582.92x = 424,981,641.22
  5. Step 5: Solve for x
    x = 424,981,641.22/22,582.92
  6. Step 6: Final answer
    x = 18,818.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.