Home / 54,374.13-81,553.50-16,925.40

Finding the Fourth Proportional to 54,374.13, 81,553.50 and 16,925.40

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Solution

The fourth proportional to 54,374.13, 81,553.50 and 16,925.40 is: 25,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374.13 : 81,553.50 = 16,925.40 : x
  2. Step 2: Convert to fraction form
    54,374.13/81,553.50 = 16,925.40/x
  3. Step 3: Cross multiply
    54,374.13x = 81,553.50 × 16,925.40
  4. Step 4: Simplify right side
    54,374.13x = 1,380,325,608.90
  5. Step 5: Solve for x
    x = 1,380,325,608.90/54,374.13
  6. Step 6: Final answer
    x = 25,385.70

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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.