Home / 47,591.20-71,346.64-30,022.32

Finding the Fourth Proportional to 47,591.20, 71,346.64 and 30,022.32

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Solution

The fourth proportional to 47,591.20, 71,346.64 and 30,022.32 is: 45,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.20 : 71,346.64 = 30,022.32 : x
  2. Step 2: Convert to fraction form
    47,591.20/71,346.64 = 30,022.32/x
  3. Step 3: Cross multiply
    47,591.20x = 71,346.64 × 30,022.32
  4. Step 4: Simplify right side
    47,591.20x = 2,141,991,657.00
  5. Step 5: Solve for x
    x = 2,141,991,657.00/47,591.20
  6. Step 6: Final answer
    x = 45,008.15

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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.