Home / 47,772.74-71,659.03-21,446.72

Finding the Fourth Proportional to 47,772.74, 71,659.03 and 21,446.72

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Solution

The fourth proportional to 47,772.74, 71,659.03 and 21,446.72 is: 32,170.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,772.74 : 71,659.03 = 21,446.72 : x
  2. Step 2: Convert to fraction form
    47,772.74/71,659.03 = 21,446.72/x
  3. Step 3: Cross multiply
    47,772.74x = 71,659.03 × 21,446.72
  4. Step 4: Simplify right side
    47,772.74x = 1,536,851,451.99
  5. Step 5: Solve for x
    x = 1,536,851,451.99/47,772.74
  6. Step 6: Final answer
    x = 32,170.05

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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.