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Finding the Fourth Proportional to 48,347.44, 66,722.41 and 32,186.86

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Solution

The fourth proportional to 48,347.44, 66,722.41 and 32,186.86 is: 44,419.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,347.44 : 66,722.41 = 32,186.86 : x
  2. Step 2: Convert to fraction form
    48,347.44/66,722.41 = 32,186.86/x
  3. Step 3: Cross multiply
    48,347.44x = 66,722.41 × 32,186.86
  4. Step 4: Simplify right side
    48,347.44x = 2,147,584,789.07
  5. Step 5: Solve for x
    x = 2,147,584,789.07/48,347.44
  6. Step 6: Final answer
    x = 44,419.82

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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.