Home / 51,276.28-70,755.24-29,761.06

Finding the Fourth Proportional to 51,276.28, 70,755.24 and 29,761.06

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Solution

The fourth proportional to 51,276.28, 70,755.24 and 29,761.06 is: 41,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276.28 : 70,755.24 = 29,761.06 : x
  2. Step 2: Convert to fraction form
    51,276.28/70,755.24 = 29,761.06/x
  3. Step 3: Cross multiply
    51,276.28x = 70,755.24 × 29,761.06
  4. Step 4: Simplify right side
    51,276.28x = 2,105,750,942.95
  5. Step 5: Solve for x
    x = 2,105,750,942.95/51,276.28
  6. Step 6: Final answer
    x = 41,066.77

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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.