Home / 16,079.88-22,190.94-10,109.28

Finding the Fourth Proportional to 16,079.88, 22,190.94 and 10,109.28

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Solution

The fourth proportional to 16,079.88, 22,190.94 and 10,109.28 is: 13,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.88 : 22,190.94 = 10,109.28 : x
  2. Step 2: Convert to fraction form
    16,079.88/22,190.94 = 10,109.28/x
  3. Step 3: Cross multiply
    16,079.88x = 22,190.94 × 10,109.28
  4. Step 4: Simplify right side
    16,079.88x = 224,334,425.92
  5. Step 5: Solve for x
    x = 224,334,425.92/16,079.88
  6. Step 6: Final answer
    x = 13,951.25

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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.