Home / 47,591.08-71,309.40-27,820.60

Finding the Fourth Proportional to 47,591.08, 71,309.40 and 27,820.60

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Solution

The fourth proportional to 47,591.08, 71,309.40 and 27,820.60 is: 41,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.08 : 71,309.40 = 27,820.60 : x
  2. Step 2: Convert to fraction form
    47,591.08/71,309.40 = 27,820.60/x
  3. Step 3: Cross multiply
    47,591.08x = 71,309.40 × 27,820.60
  4. Step 4: Simplify right side
    47,591.08x = 1,983,870,293.64
  5. Step 5: Solve for x
    x = 1,983,870,293.64/47,591.08
  6. Step 6: Final answer
    x = 41,685.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.