Home / 50,719.26-69,997.84-29,209.78

Finding the Fourth Proportional to 50,719.26, 69,997.84 and 29,209.78

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Solution

The fourth proportional to 50,719.26, 69,997.84 and 29,209.78 is: 40,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,719.26 : 69,997.84 = 29,209.78 : x
  2. Step 2: Convert to fraction form
    50,719.26/69,997.84 = 29,209.78/x
  3. Step 3: Cross multiply
    50,719.26x = 69,997.84 × 29,209.78
  4. Step 4: Simplify right side
    50,719.26x = 2,044,621,287.66
  5. Step 5: Solve for x
    x = 2,044,621,287.66/50,719.26
  6. Step 6: Final answer
    x = 40,312.52

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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.