Home / 73,084.15-109,626.22-17,680.15

Finding the Fourth Proportional to 73,084.15, 109,626.22 and 17,680.15

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Solution

The fourth proportional to 73,084.15, 109,626.22 and 17,680.15 is: 26,520.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,084.15 : 109,626.22 = 17,680.15 : x
  2. Step 2: Convert to fraction form
    73,084.15/109,626.22 = 17,680.15/x
  3. Step 3: Cross multiply
    73,084.15x = 109,626.22 × 17,680.15
  4. Step 4: Simplify right side
    73,084.15x = 1,938,207,889.20
  5. Step 5: Solve for x
    x = 1,938,207,889.20/73,084.15
  6. Step 6: Final answer
    x = 26,520.22

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1.5x scale

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.