Home / 21,344.62-32,020.73-7,306.21

Finding the Fourth Proportional to 21,344.62, 32,020.73 and 7,306.21

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Solution

The fourth proportional to 21,344.62, 32,020.73 and 7,306.21 is: 10,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,344.62 : 32,020.73 = 7,306.21 : x
  2. Step 2: Convert to fraction form
    21,344.62/32,020.73 = 7,306.21/x
  3. Step 3: Cross multiply
    21,344.62x = 32,020.73 × 7,306.21
  4. Step 4: Simplify right side
    21,344.62x = 233,950,177.73
  5. Step 5: Solve for x
    x = 233,950,177.73/21,344.62
  6. Step 6: Final answer
    x = 10,960.62

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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.