Home / 45,856.55-63,287.09-25,715.36

Finding the Fourth Proportional to 45,856.55, 63,287.09 and 25,715.36

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Solution

The fourth proportional to 45,856.55, 63,287.09 and 25,715.36 is: 35,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,856.55 : 63,287.09 = 25,715.36 : x
  2. Step 2: Convert to fraction form
    45,856.55/63,287.09 = 25,715.36/x
  3. Step 3: Cross multiply
    45,856.55x = 63,287.09 × 25,715.36
  4. Step 4: Simplify right side
    45,856.55x = 1,627,449,857.69
  5. Step 5: Solve for x
    x = 1,627,449,857.69/45,856.55
  6. Step 6: Final answer
    x = 35,490.02

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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.