Home / 19,250.92-28,873.56-5,211.76

Finding the Fourth Proportional to 19,250.92, 28,873.56 and 5,211.76

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Solution

The fourth proportional to 19,250.92, 28,873.56 and 5,211.76 is: 7,816.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,250.92 : 28,873.56 = 5,211.76 : x
  2. Step 2: Convert to fraction form
    19,250.92/28,873.56 = 5,211.76/x
  3. Step 3: Cross multiply
    19,250.92x = 28,873.56 × 5,211.76
  4. Step 4: Simplify right side
    19,250.92x = 150,482,065.07
  5. Step 5: Solve for x
    x = 150,482,065.07/19,250.92
  6. Step 6: Final answer
    x = 7,816.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.