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Finding the Fourth Proportional to 23,672.12, 32,667.03 and 13,061.66

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Solution

The fourth proportional to 23,672.12, 32,667.03 and 13,061.66 is: 18,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.12 : 32,667.03 = 13,061.66 : x
  2. Step 2: Convert to fraction form
    23,672.12/32,667.03 = 13,061.66/x
  3. Step 3: Cross multiply
    23,672.12x = 32,667.03 × 13,061.66
  4. Step 4: Simplify right side
    23,672.12x = 426,685,475.73
  5. Step 5: Solve for x
    x = 426,685,475.73/23,672.12
  6. Step 6: Final answer
    x = 18,024.81

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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.