Home / 23,282.14-32,129.36-12,671.85

Finding the Fourth Proportional to 23,282.14, 32,129.36 and 12,671.85

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Solution

The fourth proportional to 23,282.14, 32,129.36 and 12,671.85 is: 17,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.14 : 32,129.36 = 12,671.85 : x
  2. Step 2: Convert to fraction form
    23,282.14/32,129.36 = 12,671.85/x
  3. Step 3: Cross multiply
    23,282.14x = 32,129.36 × 12,671.85
  4. Step 4: Simplify right side
    23,282.14x = 407,138,367.16
  5. Step 5: Solve for x
    x = 407,138,367.16/23,282.14
  6. Step 6: Final answer
    x = 17,487.15

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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.