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Finding the Fourth Proportional to 48,502.80, 66,926.52 and 27,287.28

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Solution

The fourth proportional to 48,502.80, 66,926.52 and 27,287.28 is: 37,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,502.80 : 66,926.52 = 27,287.28 : x
  2. Step 2: Convert to fraction form
    48,502.80/66,926.52 = 27,287.28/x
  3. Step 3: Cross multiply
    48,502.80x = 66,926.52 × 27,287.28
  4. Step 4: Simplify right side
    48,502.80x = 1,826,242,690.67
  5. Step 5: Solve for x
    x = 1,826,242,690.67/48,502.80
  6. Step 6: Final answer
    x = 37,652.31

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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.