Home / 39,392.87-54,343.40-26,650.53

Finding the Fourth Proportional to 39,392.87, 54,343.40 and 26,650.53

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Solution

The fourth proportional to 39,392.87, 54,343.40 and 26,650.53 is: 36,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,392.87 : 54,343.40 = 26,650.53 : x
  2. Step 2: Convert to fraction form
    39,392.87/54,343.40 = 26,650.53/x
  3. Step 3: Cross multiply
    39,392.87x = 54,343.40 × 26,650.53
  4. Step 4: Simplify right side
    39,392.87x = 1,448,280,278.75
  5. Step 5: Solve for x
    x = 1,448,280,278.75/39,392.87
  6. Step 6: Final answer
    x = 36,765.04

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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.