Home / 54,753.07-82,117.05-15,312.97

Finding the Fourth Proportional to 54,753.07, 82,117.05 and 15,312.97

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Solution

The fourth proportional to 54,753.07, 82,117.05 and 15,312.97 is: 22,965.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,753.07 : 82,117.05 = 15,312.97 : x
  2. Step 2: Convert to fraction form
    54,753.07/82,117.05 = 15,312.97/x
  3. Step 3: Cross multiply
    54,753.07x = 82,117.05 × 15,312.97
  4. Step 4: Simplify right side
    54,753.07x = 1,257,455,923.14
  5. Step 5: Solve for x
    x = 1,257,455,923.14/54,753.07
  6. Step 6: Final answer
    x = 22,965.94

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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.