Home / 15,844.50-21,845.52-10,169.24

Finding the Fourth Proportional to 15,844.50, 21,845.52 and 10,169.24

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Solution

The fourth proportional to 15,844.50, 21,845.52 and 10,169.24 is: 14,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,844.50 : 21,845.52 = 10,169.24 : x
  2. Step 2: Convert to fraction form
    15,844.50/21,845.52 = 10,169.24/x
  3. Step 3: Cross multiply
    15,844.50x = 21,845.52 × 10,169.24
  4. Step 4: Simplify right side
    15,844.50x = 222,152,226.58
  5. Step 5: Solve for x
    x = 222,152,226.58/15,844.50
  6. Step 6: Final answer
    x = 14,020.78

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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.