Home / 13,317.60-19,976.40-5,524.32

Finding the Fourth Proportional to 13,317.60, 19,976.40 and 5,524.32

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Solution

The fourth proportional to 13,317.60, 19,976.40 and 5,524.32 is: 8,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317.60 : 19,976.40 = 5,524.32 : x
  2. Step 2: Convert to fraction form
    13,317.60/19,976.40 = 5,524.32/x
  3. Step 3: Cross multiply
    13,317.60x = 19,976.40 × 5,524.32
  4. Step 4: Simplify right side
    13,317.60x = 110,356,026.05
  5. Step 5: Solve for x
    x = 110,356,026.05/13,317.60
  6. Step 6: Final answer
    x = 8,286.48

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Similar ratio
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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.