Home / 39,353.28-54,295.20-23,432.64

Finding the Fourth Proportional to 39,353.28, 54,295.20 and 23,432.64

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Solution

The fourth proportional to 39,353.28, 54,295.20 and 23,432.64 is: 32,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,353.28 : 54,295.20 = 23,432.64 : x
  2. Step 2: Convert to fraction form
    39,353.28/54,295.20 = 23,432.64/x
  3. Step 3: Cross multiply
    39,353.28x = 54,295.20 × 23,432.64
  4. Step 4: Simplify right side
    39,353.28x = 1,272,279,875.33
  5. Step 5: Solve for x
    x = 1,272,279,875.33/39,353.28
  6. Step 6: Final answer
    x = 32,329.70

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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.