Home / 15,282.93-22,919.96-5,920.86

Finding the Fourth Proportional to 15,282.93, 22,919.96 and 5,920.86

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Solution

The fourth proportional to 15,282.93, 22,919.96 and 5,920.86 is: 8,879.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,282.93 : 22,919.96 = 5,920.86 : x
  2. Step 2: Convert to fraction form
    15,282.93/22,919.96 = 5,920.86/x
  3. Step 3: Cross multiply
    15,282.93x = 22,919.96 × 5,920.86
  4. Step 4: Simplify right side
    15,282.93x = 135,705,902.06
  5. Step 5: Solve for x
    x = 135,705,902.06/15,282.93
  6. Step 6: Final answer
    x = 8,879.57

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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.