Home / 14,879.73-22,319.80-6,112.70

Finding the Fourth Proportional to 14,879.73, 22,319.80 and 6,112.70

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Solution

The fourth proportional to 14,879.73, 22,319.80 and 6,112.70 is: 9,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.73 : 22,319.80 = 6,112.70 : x
  2. Step 2: Convert to fraction form
    14,879.73/22,319.80 = 6,112.70/x
  3. Step 3: Cross multiply
    14,879.73x = 22,319.80 × 6,112.70
  4. Step 4: Simplify right side
    14,879.73x = 136,434,241.46
  5. Step 5: Solve for x
    x = 136,434,241.46/14,879.73
  6. Step 6: Final answer
    x = 9,169.13

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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.