Home / 40,665.43-56,115.68-22,514.95

Finding the Fourth Proportional to 40,665.43, 56,115.68 and 22,514.95

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Solution

The fourth proportional to 40,665.43, 56,115.68 and 22,514.95 is: 31,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,665.43 : 56,115.68 = 22,514.95 : x
  2. Step 2: Convert to fraction form
    40,665.43/56,115.68 = 22,514.95/x
  3. Step 3: Cross multiply
    40,665.43x = 56,115.68 × 22,514.95
  4. Step 4: Simplify right side
    40,665.43x = 1,263,441,729.42
  5. Step 5: Solve for x
    x = 1,263,441,729.42/40,665.43
  6. Step 6: Final answer
    x = 31,069.18

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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.