Home / 15,979.68-23,964.66-5,589

Finding the Fourth Proportional to 15,979.68, 23,964.66 and 5,589

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Solution

The fourth proportional to 15,979.68, 23,964.66 and 5,589 is: 8,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.68 : 23,964.66 = 5,589 : x
  2. Step 2: Convert to fraction form
    15,979.68/23,964.66 = 5,589/x
  3. Step 3: Cross multiply
    15,979.68x = 23,964.66 × 5,589
  4. Step 4: Simplify right side
    15,979.68x = 133,938,484.74
  5. Step 5: Solve for x
    x = 133,938,484.74/15,979.68
  6. Step 6: Final answer
    x = 8,381.80

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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.