Home / 54,306.45-81,443.70-16,354.17

Finding the Fourth Proportional to 54,306.45, 81,443.70 and 16,354.17

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Solution

The fourth proportional to 54,306.45, 81,443.70 and 16,354.17 is: 24,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306.45 : 81,443.70 = 16,354.17 : x
  2. Step 2: Convert to fraction form
    54,306.45/81,443.70 = 16,354.17/x
  3. Step 3: Cross multiply
    54,306.45x = 81,443.70 × 16,354.17
  4. Step 4: Simplify right side
    54,306.45x = 1,331,944,115.23
  5. Step 5: Solve for x
    x = 1,331,944,115.23/54,306.45
  6. Step 6: Final answer
    x = 24,526.44

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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.