Home / 29,126.12-40,191.80-16,377.26

Finding the Fourth Proportional to 29,126.12, 40,191.80 and 16,377.26

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Solution

The fourth proportional to 29,126.12, 40,191.80 and 16,377.26 is: 22,599.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.12 : 40,191.80 = 16,377.26 : x
  2. Step 2: Convert to fraction form
    29,126.12/40,191.80 = 16,377.26/x
  3. Step 3: Cross multiply
    29,126.12x = 40,191.80 × 16,377.26
  4. Step 4: Simplify right side
    29,126.12x = 658,231,275.62
  5. Step 5: Solve for x
    x = 658,231,275.62/29,126.12
  6. Step 6: Final answer
    x = 22,599.35

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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.