Home / 47,974.64-66,205.31-26,755.28

Finding the Fourth Proportional to 47,974.64, 66,205.31 and 26,755.28

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Solution

The fourth proportional to 47,974.64, 66,205.31 and 26,755.28 is: 36,922.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,974.64 : 66,205.31 = 26,755.28 : x
  2. Step 2: Convert to fraction form
    47,974.64/66,205.31 = 26,755.28/x
  3. Step 3: Cross multiply
    47,974.64x = 66,205.31 × 26,755.28
  4. Step 4: Simplify right side
    47,974.64x = 1,771,341,141.73
  5. Step 5: Solve for x
    x = 1,771,341,141.73/47,974.64
  6. Step 6: Final answer
    x = 36,922.45

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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.