Home / 82,657.44-123,997.85-26,484.42

Finding the Fourth Proportional to 82,657.44, 123,997.85 and 26,484.42

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Solution

The fourth proportional to 82,657.44, 123,997.85 and 26,484.42 is: 39,730.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,657.44 : 123,997.85 = 26,484.42 : x
  2. Step 2: Convert to fraction form
    82,657.44/123,997.85 = 26,484.42/x
  3. Step 3: Cross multiply
    82,657.44x = 123,997.85 × 26,484.42
  4. Step 4: Simplify right side
    82,657.44x = 3,284,011,006.07
  5. Step 5: Solve for x
    x = 3,284,011,006.07/82,657.44
  6. Step 6: Final answer
    x = 39,730.37

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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.