Home / 39,372.38-54,340.12-23,466.05

Finding the Fourth Proportional to 39,372.38, 54,340.12 and 23,466.05

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Solution

The fourth proportional to 39,372.38, 54,340.12 and 23,466.05 is: 32,386.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,372.38 : 54,340.12 = 23,466.05 : x
  2. Step 2: Convert to fraction form
    39,372.38/54,340.12 = 23,466.05/x
  3. Step 3: Cross multiply
    39,372.38x = 54,340.12 × 23,466.05
  4. Step 4: Simplify right side
    39,372.38x = 1,275,148,108.00
  5. Step 5: Solve for x
    x = 1,275,148,108.00/39,372.38
  6. Step 6: Final answer
    x = 32,386.87

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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.