Home / 45,761.72-63,151.18-25,618.64

Finding the Fourth Proportional to 45,761.72, 63,151.18 and 25,618.64

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Solution

The fourth proportional to 45,761.72, 63,151.18 and 25,618.64 is: 35,353.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,761.72 : 63,151.18 = 25,618.64 : x
  2. Step 2: Convert to fraction form
    45,761.72/63,151.18 = 25,618.64/x
  3. Step 3: Cross multiply
    45,761.72x = 63,151.18 × 25,618.64
  4. Step 4: Simplify right side
    45,761.72x = 1,617,846,966.19
  5. Step 5: Solve for x
    x = 1,617,846,966.19/45,761.72
  6. Step 6: Final answer
    x = 35,353.72

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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.