Home / 23,747.22-32,772.84-13,136.61

Finding the Fourth Proportional to 23,747.22, 32,772.84 and 13,136.61

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Solution

The fourth proportional to 23,747.22, 32,772.84 and 13,136.61 is: 18,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,747.22 : 32,772.84 = 13,136.61 : x
  2. Step 2: Convert to fraction form
    23,747.22/32,772.84 = 13,136.61/x
  3. Step 3: Cross multiply
    23,747.22x = 32,772.84 × 13,136.61
  4. Step 4: Simplify right side
    23,747.22x = 430,524,017.67
  5. Step 5: Solve for x
    x = 430,524,017.67/23,747.22
  6. Step 6: Final answer
    x = 18,129.45

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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.