Home / 16,270.80-22,452.48-10,972.80

Finding the Fourth Proportional to 16,270.80, 22,452.48 and 10,972.80

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Solution

The fourth proportional to 16,270.80, 22,452.48 and 10,972.80 is: 15,141.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,270.80 : 22,452.48 = 10,972.80 : x
  2. Step 2: Convert to fraction form
    16,270.80/22,452.48 = 10,972.80/x
  3. Step 3: Cross multiply
    16,270.80x = 22,452.48 × 10,972.80
  4. Step 4: Simplify right side
    16,270.80x = 246,366,572.54
  5. Step 5: Solve for x
    x = 246,366,572.54/16,270.80
  6. Step 6: Final answer
    x = 15,141.64

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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.