Home / 23,900.97-32,984.19-13,146.66

Finding the Fourth Proportional to 23,900.97, 32,984.19 and 13,146.66

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Solution

The fourth proportional to 23,900.97, 32,984.19 and 13,146.66 is: 18,142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,900.97 : 32,984.19 = 13,146.66 : x
  2. Step 2: Convert to fraction form
    23,900.97/32,984.19 = 13,146.66/x
  3. Step 3: Cross multiply
    23,900.97x = 32,984.19 × 13,146.66
  4. Step 4: Simplify right side
    23,900.97x = 433,631,931.31
  5. Step 5: Solve for x
    x = 433,631,931.31/23,900.97
  6. Step 6: Final answer
    x = 18,142.86

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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.