Home / 14,972.50-22,458.66-3,879.16

Finding the Fourth Proportional to 14,972.50, 22,458.66 and 3,879.16

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Solution

The fourth proportional to 14,972.50, 22,458.66 and 3,879.16 is: 5,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972.50 : 22,458.66 = 3,879.16 : x
  2. Step 2: Convert to fraction form
    14,972.50/22,458.66 = 3,879.16/x
  3. Step 3: Cross multiply
    14,972.50x = 22,458.66 × 3,879.16
  4. Step 4: Simplify right side
    14,972.50x = 87,120,735.53
  5. Step 5: Solve for x
    x = 87,120,735.53/14,972.50
  6. Step 6: Final answer
    x = 5,818.72

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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.