Home / 14,980.26-22,470.40-5,119.62

Finding the Fourth Proportional to 14,980.26, 22,470.40 and 5,119.62

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Solution

The fourth proportional to 14,980.26, 22,470.40 and 5,119.62 is: 7,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980.26 : 22,470.40 = 5,119.62 : x
  2. Step 2: Convert to fraction form
    14,980.26/22,470.40 = 5,119.62/x
  3. Step 3: Cross multiply
    14,980.26x = 22,470.40 × 5,119.62
  4. Step 4: Simplify right side
    14,980.26x = 115,039,909.25
  5. Step 5: Solve for x
    x = 115,039,909.25/14,980.26
  6. Step 6: Final answer
    x = 7,679.43

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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.