Home / 22,154.80-33,231.66-9,003.91

Finding the Fourth Proportional to 22,154.80, 33,231.66 and 9,003.91

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Solution

The fourth proportional to 22,154.80, 33,231.66 and 9,003.91 is: 13,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154.80 : 33,231.66 = 9,003.91 : x
  2. Step 2: Convert to fraction form
    22,154.80/33,231.66 = 9,003.91/x
  3. Step 3: Cross multiply
    22,154.80x = 33,231.66 × 9,003.91
  4. Step 4: Simplify right side
    22,154.80x = 299,214,875.79
  5. Step 5: Solve for x
    x = 299,214,875.79/22,154.80
  6. Step 6: Final answer
    x = 13,505.65

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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.