Home / 15,977.34-23,976.81-5,589.18

Finding the Fourth Proportional to 15,977.34, 23,976.81 and 5,589.18

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Solution

The fourth proportional to 15,977.34, 23,976.81 and 5,589.18 is: 8,387.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.34 : 23,976.81 = 5,589.18 : x
  2. Step 2: Convert to fraction form
    15,977.34/23,976.81 = 5,589.18/x
  3. Step 3: Cross multiply
    15,977.34x = 23,976.81 × 5,589.18
  4. Step 4: Simplify right side
    15,977.34x = 134,010,706.92
  5. Step 5: Solve for x
    x = 134,010,706.92/15,977.34
  6. Step 6: Final answer
    x = 8,387.55

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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.