Home / 15,113.43-22,672.62-4,722.75

Finding the Fourth Proportional to 15,113.43, 22,672.62 and 4,722.75

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Solution

The fourth proportional to 15,113.43, 22,672.62 and 4,722.75 is: 7,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.43 : 22,672.62 = 4,722.75 : x
  2. Step 2: Convert to fraction form
    15,113.43/22,672.62 = 4,722.75/x
  3. Step 3: Cross multiply
    15,113.43x = 22,672.62 × 4,722.75
  4. Step 4: Simplify right side
    15,113.43x = 107,077,116.11
  5. Step 5: Solve for x
    x = 107,077,116.11/15,113.43
  6. Step 6: Final answer
    x = 7,084.90

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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.