Home / 47,947.88-66,170.32-26,727.30

Finding the Fourth Proportional to 47,947.88, 66,170.32 and 26,727.30

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Solution

The fourth proportional to 47,947.88, 66,170.32 and 26,727.30 is: 36,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,947.88 : 66,170.32 = 26,727.30 : x
  2. Step 2: Convert to fraction form
    47,947.88/66,170.32 = 26,727.30/x
  3. Step 3: Cross multiply
    47,947.88x = 66,170.32 × 26,727.30
  4. Step 4: Simplify right side
    47,947.88x = 1,768,553,926.92
  5. Step 5: Solve for x
    x = 1,768,553,926.92/47,947.88
  6. Step 6: Final answer
    x = 36,884.92

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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.