Home / 15,937.27-21,992.23-8,863.13

Finding the Fourth Proportional to 15,937.27, 21,992.23 and 8,863.13

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Solution

The fourth proportional to 15,937.27, 21,992.23 and 8,863.13 is: 12,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.27 : 21,992.23 = 8,863.13 : x
  2. Step 2: Convert to fraction form
    15,937.27/21,992.23 = 8,863.13/x
  3. Step 3: Cross multiply
    15,937.27x = 21,992.23 × 8,863.13
  4. Step 4: Simplify right side
    15,937.27x = 194,919,993.48
  5. Step 5: Solve for x
    x = 194,919,993.48/15,937.27
  6. Step 6: Final answer
    x = 12,230.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.