Home / 16,108.75-22,236.15-10,519.75

Finding the Fourth Proportional to 16,108.75, 22,236.15 and 10,519.75

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Solution

The fourth proportional to 16,108.75, 22,236.15 and 10,519.75 is: 14,521.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.75 : 22,236.15 = 10,519.75 : x
  2. Step 2: Convert to fraction form
    16,108.75/22,236.15 = 10,519.75/x
  3. Step 3: Cross multiply
    16,108.75x = 22,236.15 × 10,519.75
  4. Step 4: Simplify right side
    16,108.75x = 233,918,738.96
  5. Step 5: Solve for x
    x = 233,918,738.96/16,108.75
  6. Step 6: Final answer
    x = 14,521.22

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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.