Home / 47,799.12-65,963.04-26,578.56

Finding the Fourth Proportional to 47,799.12, 65,963.04 and 26,578.56

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Solution

The fourth proportional to 47,799.12, 65,963.04 and 26,578.56 is: 36,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,799.12 : 65,963.04 = 26,578.56 : x
  2. Step 2: Convert to fraction form
    47,799.12/65,963.04 = 26,578.56/x
  3. Step 3: Cross multiply
    47,799.12x = 65,963.04 × 26,578.56
  4. Step 4: Simplify right side
    47,799.12x = 1,753,202,616.42
  5. Step 5: Solve for x
    x = 1,753,202,616.42/47,799.12
  6. Step 6: Final answer
    x = 36,678.55

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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.