Home / 23,282.46-32,129.79-12,672.17

Finding the Fourth Proportional to 23,282.46, 32,129.79 and 12,672.17

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Solution

The fourth proportional to 23,282.46, 32,129.79 and 12,672.17 is: 17,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.46 : 32,129.79 = 12,672.17 : x
  2. Step 2: Convert to fraction form
    23,282.46/32,129.79 = 12,672.17/x
  3. Step 3: Cross multiply
    23,282.46x = 32,129.79 × 12,672.17
  4. Step 4: Simplify right side
    23,282.46x = 407,153,936.93
  5. Step 5: Solve for x
    x = 407,153,936.93/23,282.46
  6. Step 6: Final answer
    x = 17,487.59

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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.