Home / 45,865.28-63,290.40-25,448

Finding the Fourth Proportional to 45,865.28, 63,290.40 and 25,448

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Solution

The fourth proportional to 45,865.28, 63,290.40 and 25,448 is: 35,116.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,865.28 : 63,290.40 = 25,448 : x
  2. Step 2: Convert to fraction form
    45,865.28/63,290.40 = 25,448/x
  3. Step 3: Cross multiply
    45,865.28x = 63,290.40 × 25,448
  4. Step 4: Simplify right side
    45,865.28x = 1,610,614,099.20
  5. Step 5: Solve for x
    x = 1,610,614,099.20/45,865.28
  6. Step 6: Final answer
    x = 35,116.19

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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.