Home / 18,080.32-24,949.52-10,123.24

Finding the Fourth Proportional to 18,080.32, 24,949.52 and 10,123.24

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Solution

The fourth proportional to 18,080.32, 24,949.52 and 10,123.24 is: 13,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.32 : 24,949.52 = 10,123.24 : x
  2. Step 2: Convert to fraction form
    18,080.32/24,949.52 = 10,123.24/x
  3. Step 3: Cross multiply
    18,080.32x = 24,949.52 × 10,123.24
  4. Step 4: Simplify right side
    18,080.32x = 252,569,978.84
  5. Step 5: Solve for x
    x = 252,569,978.84/18,080.32
  6. Step 6: Final answer
    x = 13,969.33

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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.