Home / 37,517.59-51,774.34-20,521.92

Finding the Fourth Proportional to 37,517.59, 51,774.34 and 20,521.92

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Solution

The fourth proportional to 37,517.59, 51,774.34 and 20,521.92 is: 28,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,517.59 : 51,774.34 = 20,521.92 : x
  2. Step 2: Convert to fraction form
    37,517.59/51,774.34 = 20,521.92/x
  3. Step 3: Cross multiply
    37,517.59x = 51,774.34 × 20,521.92
  4. Step 4: Simplify right side
    37,517.59x = 1,062,508,863.53
  5. Step 5: Solve for x
    x = 1,062,508,863.53/37,517.59
  6. Step 6: Final answer
    x = 28,320.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.