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Finding the Fourth Proportional to 22,001.85, 32,995.83 and 7,207.47

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Solution

The fourth proportional to 22,001.85, 32,995.83 and 7,207.47 is: 10,808.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,001.85 : 32,995.83 = 7,207.47 : x
  2. Step 2: Convert to fraction form
    22,001.85/32,995.83 = 7,207.47/x
  3. Step 3: Cross multiply
    22,001.85x = 32,995.83 × 7,207.47
  4. Step 4: Simplify right side
    22,001.85x = 237,816,454.85
  5. Step 5: Solve for x
    x = 237,816,454.85/22,001.85
  6. Step 6: Final answer
    x = 10,808.93

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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.