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Finding the Fourth Proportional to 23,205.52, 32,027.70 and 13,134.52

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Solution

The fourth proportional to 23,205.52, 32,027.70 and 13,134.52 is: 18,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.52 : 32,027.70 = 13,134.52 : x
  2. Step 2: Convert to fraction form
    23,205.52/32,027.70 = 13,134.52/x
  3. Step 3: Cross multiply
    23,205.52x = 32,027.70 × 13,134.52
  4. Step 4: Simplify right side
    23,205.52x = 420,668,466.20
  5. Step 5: Solve for x
    x = 420,668,466.20/23,205.52
  6. Step 6: Final answer
    x = 18,127.95

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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.