Home / 22,121.29-33,182.34-7,330.29

Finding the Fourth Proportional to 22,121.29, 33,182.34 and 7,330.29

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Solution

The fourth proportional to 22,121.29, 33,182.34 and 7,330.29 is: 10,995.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.29 : 33,182.34 = 7,330.29 : x
  2. Step 2: Convert to fraction form
    22,121.29/33,182.34 = 7,330.29/x
  3. Step 3: Cross multiply
    22,121.29x = 33,182.34 × 7,330.29
  4. Step 4: Simplify right side
    22,121.29x = 243,236,175.08
  5. Step 5: Solve for x
    x = 243,236,175.08/22,121.29
  6. Step 6: Final answer
    x = 10,995.57

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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.