Home / 22,488.20-33,726.42-6,688.98

Finding the Fourth Proportional to 22,488.20, 33,726.42 and 6,688.98

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Solution

The fourth proportional to 22,488.20, 33,726.42 and 6,688.98 is: 10,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,488.20 : 33,726.42 = 6,688.98 : x
  2. Step 2: Convert to fraction form
    22,488.20/33,726.42 = 6,688.98/x
  3. Step 3: Cross multiply
    22,488.20x = 33,726.42 × 6,688.98
  4. Step 4: Simplify right side
    22,488.20x = 225,595,348.85
  5. Step 5: Solve for x
    x = 225,595,348.85/22,488.20
  6. Step 6: Final answer
    x = 10,031.72

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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.