Home / 21,463.29-32,197.10-7,958.12

Finding the Fourth Proportional to 21,463.29, 32,197.10 and 7,958.12

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Solution

The fourth proportional to 21,463.29, 32,197.10 and 7,958.12 is: 11,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463.29 : 32,197.10 = 7,958.12 : x
  2. Step 2: Convert to fraction form
    21,463.29/32,197.10 = 7,958.12/x
  3. Step 3: Cross multiply
    21,463.29x = 32,197.10 × 7,958.12
  4. Step 4: Simplify right side
    21,463.29x = 256,228,184.68
  5. Step 5: Solve for x
    x = 256,228,184.68/21,463.29
  6. Step 6: Final answer
    x = 11,937.97

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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.