Home / 45,057.04-67,593.24-13,891.60

Finding the Fourth Proportional to 45,057.04, 67,593.24 and 13,891.60

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Solution

The fourth proportional to 45,057.04, 67,593.24 and 13,891.60 is: 20,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,057.04 : 67,593.24 = 13,891.60 : x
  2. Step 2: Convert to fraction form
    45,057.04/67,593.24 = 13,891.60/x
  3. Step 3: Cross multiply
    45,057.04x = 67,593.24 × 13,891.60
  4. Step 4: Simplify right side
    45,057.04x = 938,978,252.78
  5. Step 5: Solve for x
    x = 938,978,252.78/45,057.04
  6. Step 6: Final answer
    x = 20,839.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.