Home / 36,734.10-55,101.15-20,922.90

Finding the Fourth Proportional to 36,734.10, 55,101.15 and 20,922.90

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Solution

The fourth proportional to 36,734.10, 55,101.15 and 20,922.90 is: 31,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,734.10 : 55,101.15 = 20,922.90 : x
  2. Step 2: Convert to fraction form
    36,734.10/55,101.15 = 20,922.90/x
  3. Step 3: Cross multiply
    36,734.10x = 55,101.15 × 20,922.90
  4. Step 4: Simplify right side
    36,734.10x = 1,152,875,851.34
  5. Step 5: Solve for x
    x = 1,152,875,851.34/36,734.10
  6. Step 6: Final answer
    x = 31,384.35

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Similar ratio
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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.