Home / 47,794.24-71,689.74-18,211.02

Finding the Fourth Proportional to 47,794.24, 71,689.74 and 18,211.02

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Solution

The fourth proportional to 47,794.24, 71,689.74 and 18,211.02 is: 27,315.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,794.24 : 71,689.74 = 18,211.02 : x
  2. Step 2: Convert to fraction form
    47,794.24/71,689.74 = 18,211.02/x
  3. Step 3: Cross multiply
    47,794.24x = 71,689.74 × 18,211.02
  4. Step 4: Simplify right side
    47,794.24x = 1,305,543,288.93
  5. Step 5: Solve for x
    x = 1,305,543,288.93/47,794.24
  6. Step 6: Final answer
    x = 27,315.91

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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.