Home / 23,229.05-32,065.89-15,685.58

Finding the Fourth Proportional to 23,229.05, 32,065.89 and 15,685.58

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Solution

The fourth proportional to 23,229.05, 32,065.89 and 15,685.58 is: 21,652.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,229.05 : 32,065.89 = 15,685.58 : x
  2. Step 2: Convert to fraction form
    23,229.05/32,065.89 = 15,685.58/x
  3. Step 3: Cross multiply
    23,229.05x = 32,065.89 × 15,685.58
  4. Step 4: Simplify right side
    23,229.05x = 502,972,104.21
  5. Step 5: Solve for x
    x = 502,972,104.21/23,229.05
  6. Step 6: Final answer
    x = 21,652.72

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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.