Home / 16,072.06-22,169.76-10,621.15

Finding the Fourth Proportional to 16,072.06, 22,169.76 and 10,621.15

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Solution

The fourth proportional to 16,072.06, 22,169.76 and 10,621.15 is: 14,650.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.06 : 22,169.76 = 10,621.15 : x
  2. Step 2: Convert to fraction form
    16,072.06/22,169.76 = 10,621.15/x
  3. Step 3: Cross multiply
    16,072.06x = 22,169.76 × 10,621.15
  4. Step 4: Simplify right side
    16,072.06x = 235,468,388.20
  5. Step 5: Solve for x
    x = 235,468,388.20/16,072.06
  6. Step 6: Final answer
    x = 14,650.79

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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.