Home / 37,874.92-52,263.86-20,876.20

Finding the Fourth Proportional to 37,874.92, 52,263.86 and 20,876.20

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Solution

The fourth proportional to 37,874.92, 52,263.86 and 20,876.20 is: 28,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,874.92 : 52,263.86 = 20,876.20 : x
  2. Step 2: Convert to fraction form
    37,874.92/52,263.86 = 20,876.20/x
  3. Step 3: Cross multiply
    37,874.92x = 52,263.86 × 20,876.20
  4. Step 4: Simplify right side
    37,874.92x = 1,091,070,794.13
  5. Step 5: Solve for x
    x = 1,091,070,794.13/37,874.92
  6. Step 6: Final answer
    x = 28,807.21

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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.