Home / 22,020.06-33,031.17-8,870.66

Finding the Fourth Proportional to 22,020.06, 33,031.17 and 8,870.66

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Solution

The fourth proportional to 22,020.06, 33,031.17 and 8,870.66 is: 13,306.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.06 : 33,031.17 = 8,870.66 : x
  2. Step 2: Convert to fraction form
    22,020.06/33,031.17 = 8,870.66/x
  3. Step 3: Cross multiply
    22,020.06x = 33,031.17 × 8,870.66
  4. Step 4: Simplify right side
    22,020.06x = 293,008,113.32
  5. Step 5: Solve for x
    x = 293,008,113.32/22,020.06
  6. Step 6: Final answer
    x = 13,306.42

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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.