Home / 37,251.60-55,876.32-13,878.24

Finding the Fourth Proportional to 37,251.60, 55,876.32 and 13,878.24

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Solution

The fourth proportional to 37,251.60, 55,876.32 and 13,878.24 is: 20,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.60 : 55,876.32 = 13,878.24 : x
  2. Step 2: Convert to fraction form
    37,251.60/55,876.32 = 13,878.24/x
  3. Step 3: Cross multiply
    37,251.60x = 55,876.32 × 13,878.24
  4. Step 4: Simplify right side
    37,251.60x = 775,464,979.28
  5. Step 5: Solve for x
    x = 775,464,979.28/37,251.60
  6. Step 6: Final answer
    x = 20,816.96

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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.