Home / 23,439.54-32,346.54-13,229.90

Finding the Fourth Proportional to 23,439.54, 32,346.54 and 13,229.90

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Solution

The fourth proportional to 23,439.54, 32,346.54 and 13,229.90 is: 18,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.54 : 32,346.54 = 13,229.90 : x
  2. Step 2: Convert to fraction form
    23,439.54/32,346.54 = 13,229.90/x
  3. Step 3: Cross multiply
    23,439.54x = 32,346.54 × 13,229.90
  4. Step 4: Simplify right side
    23,439.54x = 427,941,489.55
  5. Step 5: Solve for x
    x = 427,941,489.55/23,439.54
  6. Step 6: Final answer
    x = 18,257.25

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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.