Home / 51,772.97-71,449.22-29,119.10

Finding the Fourth Proportional to 51,772.97, 71,449.22 and 29,119.10

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Solution

The fourth proportional to 51,772.97, 71,449.22 and 29,119.10 is: 40,185.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,772.97 : 71,449.22 = 29,119.10 : x
  2. Step 2: Convert to fraction form
    51,772.97/71,449.22 = 29,119.10/x
  3. Step 3: Cross multiply
    51,772.97x = 71,449.22 × 29,119.10
  4. Step 4: Simplify right side
    51,772.97x = 2,080,536,697.65
  5. Step 5: Solve for x
    x = 2,080,536,697.65/51,772.97
  6. Step 6: Final answer
    x = 40,185.77

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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.