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Finding the Fourth Proportional to 48,060, 66,317.94 and 27,641.52

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Solution

The fourth proportional to 48,060, 66,317.94 and 27,641.52 is: 38,142.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,060 : 66,317.94 = 27,641.52 : x
  2. Step 2: Convert to fraction form
    48,060/66,317.94 = 27,641.52/x
  3. Step 3: Cross multiply
    48,060x = 66,317.94 × 27,641.52
  4. Step 4: Simplify right side
    48,060x = 1,833,128,664.87
  5. Step 5: Solve for x
    x = 1,833,128,664.87/48,060
  6. Step 6: Final answer
    x = 38,142.50

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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.