Home / 45,857.17-63,287.94-25,715.98

Finding the Fourth Proportional to 45,857.17, 63,287.94 and 25,715.98

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Solution

The fourth proportional to 45,857.17, 63,287.94 and 25,715.98 is: 35,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,857.17 : 63,287.94 = 25,715.98 : x
  2. Step 2: Convert to fraction form
    45,857.17/63,287.94 = 25,715.98/x
  3. Step 3: Cross multiply
    45,857.17x = 63,287.94 × 25,715.98
  4. Step 4: Simplify right side
    45,857.17x = 1,627,511,399.28
  5. Step 5: Solve for x
    x = 1,627,511,399.28/45,857.17
  6. Step 6: Final answer
    x = 35,490.88

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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.