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Finding the Fourth Proportional to 48,007.72, 66,241.86 and 27,866.92

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Solution

The fourth proportional to 48,007.72, 66,241.86 and 27,866.92 is: 38,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,007.72 : 66,241.86 = 27,866.92 : x
  2. Step 2: Convert to fraction form
    48,007.72/66,241.86 = 27,866.92/x
  3. Step 3: Cross multiply
    48,007.72x = 66,241.86 × 27,866.92
  4. Step 4: Simplify right side
    48,007.72x = 1,845,956,613.27
  5. Step 5: Solve for x
    x = 1,845,956,613.27/48,007.72
  6. Step 6: Final answer
    x = 38,451.25

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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.