Home / 19,251.56-28,872.33-8,152.53

Finding the Fourth Proportional to 19,251.56, 28,872.33 and 8,152.53

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Solution

The fourth proportional to 19,251.56, 28,872.33 and 8,152.53 is: 12,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.56 : 28,872.33 = 8,152.53 : x
  2. Step 2: Convert to fraction form
    19,251.56/28,872.33 = 8,152.53/x
  3. Step 3: Cross multiply
    19,251.56x = 28,872.33 × 8,152.53
  4. Step 4: Simplify right side
    19,251.56x = 235,382,536.49
  5. Step 5: Solve for x
    x = 235,382,536.49/19,251.56
  6. Step 6: Final answer
    x = 12,226.68

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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.