Home / 61,974.78-92,961.36-15,227.28

Finding the Fourth Proportional to 61,974.78, 92,961.36 and 15,227.28

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Solution

The fourth proportional to 61,974.78, 92,961.36 and 15,227.28 is: 22,840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,974.78 : 92,961.36 = 15,227.28 : x
  2. Step 2: Convert to fraction form
    61,974.78/92,961.36 = 15,227.28/x
  3. Step 3: Cross multiply
    61,974.78x = 92,961.36 × 15,227.28
  4. Step 4: Simplify right side
    61,974.78x = 1,415,548,657.90
  5. Step 5: Solve for x
    x = 1,415,548,657.90/61,974.78
  6. Step 6: Final answer
    x = 22,840.72

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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.