Home / 54,753.50-82,122.05-15,305.49

Finding the Fourth Proportional to 54,753.50, 82,122.05 and 15,305.49

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Solution

The fourth proportional to 54,753.50, 82,122.05 and 15,305.49 is: 22,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,753.50 : 82,122.05 = 15,305.49 : x
  2. Step 2: Convert to fraction form
    54,753.50/82,122.05 = 15,305.49/x
  3. Step 3: Cross multiply
    54,753.50x = 82,122.05 × 15,305.49
  4. Step 4: Simplify right side
    54,753.50x = 1,256,918,138.53
  5. Step 5: Solve for x
    x = 1,256,918,138.53/54,753.50
  6. Step 6: Final answer
    x = 22,955.94

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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.