Home / 29,551.22-40,780.59-16,122.38

Finding the Fourth Proportional to 29,551.22, 40,780.59 and 16,122.38

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Solution

The fourth proportional to 29,551.22, 40,780.59 and 16,122.38 is: 22,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,551.22 : 40,780.59 = 16,122.38 : x
  2. Step 2: Convert to fraction form
    29,551.22/40,780.59 = 16,122.38/x
  3. Step 3: Cross multiply
    29,551.22x = 40,780.59 × 16,122.38
  4. Step 4: Simplify right side
    29,551.22x = 657,479,964.70
  5. Step 5: Solve for x
    x = 657,479,964.70/29,551.22
  6. Step 6: Final answer
    x = 22,248.83

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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.