Home / 22,020.72-33,031.12-9,367.21

Finding the Fourth Proportional to 22,020.72, 33,031.12 and 9,367.21

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Solution

The fourth proportional to 22,020.72, 33,031.12 and 9,367.21 is: 14,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.72 : 33,031.12 = 9,367.21 : x
  2. Step 2: Convert to fraction form
    22,020.72/33,031.12 = 9,367.21/x
  3. Step 3: Cross multiply
    22,020.72x = 33,031.12 × 9,367.21
  4. Step 4: Simplify right side
    22,020.72x = 309,409,437.58
  5. Step 5: Solve for x
    x = 309,409,437.58/22,020.72
  6. Step 6: Final answer
    x = 14,050.83

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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.