Home / 31,822.92-47,747.88-17,028

Finding the Fourth Proportional to 31,822.92, 47,747.88 and 17,028

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Solution

The fourth proportional to 31,822.92, 47,747.88 and 17,028 is: 25,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.92 : 47,747.88 = 17,028 : x
  2. Step 2: Convert to fraction form
    31,822.92/47,747.88 = 17,028/x
  3. Step 3: Cross multiply
    31,822.92x = 47,747.88 × 17,028
  4. Step 4: Simplify right side
    31,822.92x = 813,050,900.64
  5. Step 5: Solve for x
    x = 813,050,900.64/31,822.92
  6. Step 6: Final answer
    x = 25,549.22

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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.