Home / 16,379.75-22,607.05-10,719.52

Finding the Fourth Proportional to 16,379.75, 22,607.05 and 10,719.52

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Solution

The fourth proportional to 16,379.75, 22,607.05 and 10,719.52 is: 14,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.75 : 22,607.05 = 10,719.52 : x
  2. Step 2: Convert to fraction form
    16,379.75/22,607.05 = 10,719.52/x
  3. Step 3: Cross multiply
    16,379.75x = 22,607.05 × 10,719.52
  4. Step 4: Simplify right side
    16,379.75x = 242,336,641.30
  5. Step 5: Solve for x
    x = 242,336,641.30/16,379.75
  6. Step 6: Final answer
    x = 14,794.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.