Home / 41,008.64-61,511.88-11,428.52

Finding the Fourth Proportional to 41,008.64, 61,511.88 and 11,428.52

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Solution

The fourth proportional to 41,008.64, 61,511.88 and 11,428.52 is: 17,142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,008.64 : 61,511.88 = 11,428.52 : x
  2. Step 2: Convert to fraction form
    41,008.64/61,511.88 = 11,428.52/x
  3. Step 3: Cross multiply
    41,008.64x = 61,511.88 × 11,428.52
  4. Step 4: Simplify right side
    41,008.64x = 702,989,750.82
  5. Step 5: Solve for x
    x = 702,989,750.82/41,008.64
  6. Step 6: Final answer
    x = 17,142.48

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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.