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Finding the Fourth Proportional to 56,613.46, 84,920.09 and 15,060.46

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Solution

The fourth proportional to 56,613.46, 84,920.09 and 15,060.46 is: 22,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,613.46 : 84,920.09 = 15,060.46 : x
  2. Step 2: Convert to fraction form
    56,613.46/84,920.09 = 15,060.46/x
  3. Step 3: Cross multiply
    56,613.46x = 84,920.09 × 15,060.46
  4. Step 4: Simplify right side
    56,613.46x = 1,278,935,618.64
  5. Step 5: Solve for x
    x = 1,278,935,618.64/56,613.46
  6. Step 6: Final answer
    x = 22,590.66

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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.