Home / 40,521.31-60,809.12-14,226.13

Finding the Fourth Proportional to 40,521.31, 60,809.12 and 14,226.13

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Solution

The fourth proportional to 40,521.31, 60,809.12 and 14,226.13 is: 21,348.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,521.31 : 60,809.12 = 14,226.13 : x
  2. Step 2: Convert to fraction form
    40,521.31/60,809.12 = 14,226.13/x
  3. Step 3: Cross multiply
    40,521.31x = 60,809.12 × 14,226.13
  4. Step 4: Simplify right side
    40,521.31x = 865,078,446.31
  5. Step 5: Solve for x
    x = 865,078,446.31/40,521.31
  6. Step 6: Final answer
    x = 21,348.73

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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.