Home / 47,722.05-71,560.31-17,726.76

Finding the Fourth Proportional to 47,722.05, 71,560.31 and 17,726.76

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Solution

The fourth proportional to 47,722.05, 71,560.31 and 17,726.76 is: 26,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,722.05 : 71,560.31 = 17,726.76 : x
  2. Step 2: Convert to fraction form
    47,722.05/71,560.31 = 17,726.76/x
  3. Step 3: Cross multiply
    47,722.05x = 71,560.31 × 17,726.76
  4. Step 4: Simplify right side
    47,722.05x = 1,268,532,352.26
  5. Step 5: Solve for x
    x = 1,268,532,352.26/47,722.05
  6. Step 6: Final answer
    x = 26,581.68

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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.