Home / 22,919.53-34,379.32-6,279.71

Finding the Fourth Proportional to 22,919.53, 34,379.32 and 6,279.71

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Solution

The fourth proportional to 22,919.53, 34,379.32 and 6,279.71 is: 9,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.53 : 34,379.32 = 6,279.71 : x
  2. Step 2: Convert to fraction form
    22,919.53/34,379.32 = 6,279.71/x
  3. Step 3: Cross multiply
    22,919.53x = 34,379.32 × 6,279.71
  4. Step 4: Simplify right side
    22,919.53x = 215,892,159.60
  5. Step 5: Solve for x
    x = 215,892,159.60/22,919.53
  6. Step 6: Final answer
    x = 9,419.57

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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.