Home / 14,760.92-22,139.31-4,231.84

Finding the Fourth Proportional to 14,760.92, 22,139.31 and 4,231.84

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Solution

The fourth proportional to 14,760.92, 22,139.31 and 4,231.84 is: 6,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.92 : 22,139.31 = 4,231.84 : x
  2. Step 2: Convert to fraction form
    14,760.92/22,139.31 = 4,231.84/x
  3. Step 3: Cross multiply
    14,760.92x = 22,139.31 × 4,231.84
  4. Step 4: Simplify right side
    14,760.92x = 93,689,951.70
  5. Step 5: Solve for x
    x = 93,689,951.70/14,760.92
  6. Step 6: Final answer
    x = 6,347.16

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1.5x scale

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.