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Finding the Fourth Proportional to 48,442.60, 66,852.48 and 27,221.44

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Solution

The fourth proportional to 48,442.60, 66,852.48 and 27,221.44 is: 37,566.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,442.60 : 66,852.48 = 27,221.44 : x
  2. Step 2: Convert to fraction form
    48,442.60/66,852.48 = 27,221.44/x
  3. Step 3: Cross multiply
    48,442.60x = 66,852.48 × 27,221.44
  4. Step 4: Simplify right side
    48,442.60x = 1,819,820,773.17
  5. Step 5: Solve for x
    x = 1,819,820,773.17/48,442.60
  6. Step 6: Final answer
    x = 37,566.54

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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.