Home / 40,997.91-61,472.56-14,331.09

Finding the Fourth Proportional to 40,997.91, 61,472.56 and 14,331.09

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Solution

The fourth proportional to 40,997.91, 61,472.56 and 14,331.09 is: 21,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,997.91 : 61,472.56 = 14,331.09 : x
  2. Step 2: Convert to fraction form
    40,997.91/61,472.56 = 14,331.09/x
  3. Step 3: Cross multiply
    40,997.91x = 61,472.56 × 14,331.09
  4. Step 4: Simplify right side
    40,997.91x = 880,968,789.89
  5. Step 5: Solve for x
    x = 880,968,789.89/40,997.91
  6. Step 6: Final answer
    x = 21,488.14

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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.