Home / 15,922.83-21,952.85-10,247.43

Finding the Fourth Proportional to 15,922.83, 21,952.85 and 10,247.43

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Solution

The fourth proportional to 15,922.83, 21,952.85 and 10,247.43 is: 14,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,922.83 : 21,952.85 = 10,247.43 : x
  2. Step 2: Convert to fraction form
    15,922.83/21,952.85 = 10,247.43/x
  3. Step 3: Cross multiply
    15,922.83x = 21,952.85 × 10,247.43
  4. Step 4: Simplify right side
    15,922.83x = 224,960,242.44
  5. Step 5: Solve for x
    x = 224,960,242.44/15,922.83
  6. Step 6: Final answer
    x = 14,128.16

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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.