Home / 47,564.28-71,360.82-17,991.18

Finding the Fourth Proportional to 47,564.28, 71,360.82 and 17,991.18

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Solution

The fourth proportional to 47,564.28, 71,360.82 and 17,991.18 is: 26,992.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,564.28 : 71,360.82 = 17,991.18 : x
  2. Step 2: Convert to fraction form
    47,564.28/71,360.82 = 17,991.18/x
  3. Step 3: Cross multiply
    47,564.28x = 71,360.82 × 17,991.18
  4. Step 4: Simplify right side
    47,564.28x = 1,283,865,357.57
  5. Step 5: Solve for x
    x = 1,283,865,357.57/47,564.28
  6. Step 6: Final answer
    x = 26,992.22

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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.