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Finding the Fourth Proportional to 48,895, 67,475.28 and 26,539

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Solution

The fourth proportional to 48,895, 67,475.28 and 26,539 is: 36,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,895 : 67,475.28 = 26,539 : x
  2. Step 2: Convert to fraction form
    48,895/67,475.28 = 26,539/x
  3. Step 3: Cross multiply
    48,895x = 67,475.28 × 26,539
  4. Step 4: Simplify right side
    48,895x = 1,790,726,455.92
  5. Step 5: Solve for x
    x = 1,790,726,455.92/48,895
  6. Step 6: Final answer
    x = 36,623.92

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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.