Home / 41,553.18-57,314.28-28,118.52

Finding the Fourth Proportional to 41,553.18, 57,314.28 and 28,118.52

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Solution

The fourth proportional to 41,553.18, 57,314.28 and 28,118.52 is: 38,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,553.18 : 57,314.28 = 28,118.52 : x
  2. Step 2: Convert to fraction form
    41,553.18/57,314.28 = 28,118.52/x
  3. Step 3: Cross multiply
    41,553.18x = 57,314.28 × 28,118.52
  4. Step 4: Simplify right side
    41,553.18x = 1,611,592,728.47
  5. Step 5: Solve for x
    x = 1,611,592,728.47/41,553.18
  6. Step 6: Final answer
    x = 38,783.86

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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.