Home / 26,572.56-39,821.52-21,001.44

Finding the Fourth Proportional to 26,572.56, 39,821.52 and 21,001.44

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Solution

The fourth proportional to 26,572.56, 39,821.52 and 21,001.44 is: 31,472.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,572.56 : 39,821.52 = 21,001.44 : x
  2. Step 2: Convert to fraction form
    26,572.56/39,821.52 = 21,001.44/x
  3. Step 3: Cross multiply
    26,572.56x = 39,821.52 × 21,001.44
  4. Step 4: Simplify right side
    26,572.56x = 836,309,262.99
  5. Step 5: Solve for x
    x = 836,309,262.99/26,572.56
  6. Step 6: Final answer
    x = 31,472.66

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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.