Home / 37,517.92-51,774.80-20,522.23

Finding the Fourth Proportional to 37,517.92, 51,774.80 and 20,522.23

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Solution

The fourth proportional to 37,517.92, 51,774.80 and 20,522.23 is: 28,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,517.92 : 51,774.80 = 20,522.23 : x
  2. Step 2: Convert to fraction form
    37,517.92/51,774.80 = 20,522.23/x
  3. Step 3: Cross multiply
    37,517.92x = 51,774.80 × 20,522.23
  4. Step 4: Simplify right side
    37,517.92x = 1,062,534,121.76
  5. Step 5: Solve for x
    x = 1,062,534,121.76/37,517.92
  6. Step 6: Final answer
    x = 28,320.71

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Double scale
Find fourth proportional to 37,518.92, 51,776.18 and 20,523.23
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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.