Home / 15,940.35-21,974.85-10,633.23

Finding the Fourth Proportional to 15,940.35, 21,974.85 and 10,633.23

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Solution

The fourth proportional to 15,940.35, 21,974.85 and 10,633.23 is: 14,658.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.35 : 21,974.85 = 10,633.23 : x
  2. Step 2: Convert to fraction form
    15,940.35/21,974.85 = 10,633.23/x
  3. Step 3: Cross multiply
    15,940.35x = 21,974.85 × 10,633.23
  4. Step 4: Simplify right side
    15,940.35x = 233,663,634.27
  5. Step 5: Solve for x
    x = 233,663,634.27/15,940.35
  6. Step 6: Final answer
    x = 14,658.63

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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.