Home / 9,919.92-14,879.69-2,423.53

Finding the Fourth Proportional to 9,919.92, 14,879.69 and 2,423.53

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Solution

The fourth proportional to 9,919.92, 14,879.69 and 2,423.53 is: 3,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.92 : 14,879.69 = 2,423.53 : x
  2. Step 2: Convert to fraction form
    9,919.92/14,879.69 = 2,423.53/x
  3. Step 3: Cross multiply
    9,919.92x = 14,879.69 × 2,423.53
  4. Step 4: Simplify right side
    9,919.92x = 36,061,437.22
  5. Step 5: Solve for x
    x = 36,061,437.22/9,919.92
  6. Step 6: Final answer
    x = 3,635.25

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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.