Home / 26,702.75-40,056.87-10,076.78

Finding the Fourth Proportional to 26,702.75, 40,056.87 and 10,076.78

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Solution

The fourth proportional to 26,702.75, 40,056.87 and 10,076.78 is: 15,116.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,702.75 : 40,056.87 = 10,076.78 : x
  2. Step 2: Convert to fraction form
    26,702.75/40,056.87 = 10,076.78/x
  3. Step 3: Cross multiply
    26,702.75x = 40,056.87 × 10,076.78
  4. Step 4: Simplify right side
    26,702.75x = 403,644,266.48
  5. Step 5: Solve for x
    x = 403,644,266.48/26,702.75
  6. Step 6: Final answer
    x = 15,116.21

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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.