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Finding the Fourth Proportional to 49,468.98, 68,270.58 and 27,951.30

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Solution

The fourth proportional to 49,468.98, 68,270.58 and 27,951.30 is: 38,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,468.98 : 68,270.58 = 27,951.30 : x
  2. Step 2: Convert to fraction form
    49,468.98/68,270.58 = 27,951.30/x
  3. Step 3: Cross multiply
    49,468.98x = 68,270.58 × 27,951.30
  4. Step 4: Simplify right side
    49,468.98x = 1,908,251,462.75
  5. Step 5: Solve for x
    x = 1,908,251,462.75/49,468.98
  6. Step 6: Final answer
    x = 38,574.71

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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.