Home / 47,966.43-66,177.56-27,815.96

Finding the Fourth Proportional to 47,966.43, 66,177.56 and 27,815.96

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Solution

The fourth proportional to 47,966.43, 66,177.56 and 27,815.96 is: 38,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.43 : 66,177.56 = 27,815.96 : x
  2. Step 2: Convert to fraction form
    47,966.43/66,177.56 = 27,815.96/x
  3. Step 3: Cross multiply
    47,966.43x = 66,177.56 × 27,815.96
  4. Step 4: Simplify right side
    47,966.43x = 1,840,792,596.84
  5. Step 5: Solve for x
    x = 1,840,792,596.84/47,966.43
  6. Step 6: Final answer
    x = 38,376.69

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1.5x scale

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.