Home / 39,644.20-54,711.53-26,191.86

Finding the Fourth Proportional to 39,644.20, 54,711.53 and 26,191.86

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Solution

The fourth proportional to 39,644.20, 54,711.53 and 26,191.86 is: 36,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,644.20 : 54,711.53 = 26,191.86 : x
  2. Step 2: Convert to fraction form
    39,644.20/54,711.53 = 26,191.86/x
  3. Step 3: Cross multiply
    39,644.20x = 54,711.53 × 26,191.86
  4. Step 4: Simplify right side
    39,644.20x = 1,432,996,734.15
  5. Step 5: Solve for x
    x = 1,432,996,734.15/39,644.20
  6. Step 6: Final answer
    x = 36,146.44

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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.