Home / 23,439.97-32,347.17-12,829.66

Finding the Fourth Proportional to 23,439.97, 32,347.17 and 12,829.66

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Solution

The fourth proportional to 23,439.97, 32,347.17 and 12,829.66 is: 17,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.97 : 32,347.17 = 12,829.66 : x
  2. Step 2: Convert to fraction form
    23,439.97/32,347.17 = 12,829.66/x
  3. Step 3: Cross multiply
    23,439.97x = 32,347.17 × 12,829.66
  4. Step 4: Simplify right side
    23,439.97x = 415,003,193.06
  5. Step 5: Solve for x
    x = 415,003,193.06/23,439.97
  6. Step 6: Final answer
    x = 17,704.94

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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.