Home / 23,246.30-32,079-12,635.70

Finding the Fourth Proportional to 23,246.30, 32,079 and 12,635.70

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Solution

The fourth proportional to 23,246.30, 32,079 and 12,635.70 is: 17,436.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,246.30 : 32,079 = 12,635.70 : x
  2. Step 2: Convert to fraction form
    23,246.30/32,079 = 12,635.70/x
  3. Step 3: Cross multiply
    23,246.30x = 32,079 × 12,635.70
  4. Step 4: Simplify right side
    23,246.30x = 405,340,620.30
  5. Step 5: Solve for x
    x = 405,340,620.30/23,246.30
  6. Step 6: Final answer
    x = 17,436.78

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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.