Home / 29,919.32-41,290.46-16,490.55

Finding the Fourth Proportional to 29,919.32, 41,290.46 and 16,490.55

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Solution

The fourth proportional to 29,919.32, 41,290.46 and 16,490.55 is: 22,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,919.32 : 41,290.46 = 16,490.55 : x
  2. Step 2: Convert to fraction form
    29,919.32/41,290.46 = 16,490.55/x
  3. Step 3: Cross multiply
    29,919.32x = 41,290.46 × 16,490.55
  4. Step 4: Simplify right side
    29,919.32x = 680,902,395.15
  5. Step 5: Solve for x
    x = 680,902,395.15/29,919.32
  6. Step 6: Final answer
    x = 22,757.95

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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.