Home / 23,211.97-32,032.97-13,140.43

Finding the Fourth Proportional to 23,211.97, 32,032.97 and 13,140.43

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Solution

The fourth proportional to 23,211.97, 32,032.97 and 13,140.43 is: 18,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,211.97 : 32,032.97 = 13,140.43 : x
  2. Step 2: Convert to fraction form
    23,211.97/32,032.97 = 13,140.43/x
  3. Step 3: Cross multiply
    23,211.97x = 32,032.97 × 13,140.43
  4. Step 4: Simplify right side
    23,211.97x = 420,926,903.47
  5. Step 5: Solve for x
    x = 420,926,903.47/23,211.97
  6. Step 6: Final answer
    x = 18,134.05

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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.