Home / 39,338.20-54,269.46-26,586.74

Finding the Fourth Proportional to 39,338.20, 54,269.46 and 26,586.74

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Solution

The fourth proportional to 39,338.20, 54,269.46 and 26,586.74 is: 36,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,338.20 : 54,269.46 = 26,586.74 : x
  2. Step 2: Convert to fraction form
    39,338.20/54,269.46 = 26,586.74/x
  3. Step 3: Cross multiply
    39,338.20x = 54,269.46 × 26,586.74
  4. Step 4: Simplify right side
    39,338.20x = 1,442,848,022.96
  5. Step 5: Solve for x
    x = 1,442,848,022.96/39,338.20
  6. Step 6: Final answer
    x = 36,678.04

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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.