Home / 27,680.20-41,512.86-10,150.12

Finding the Fourth Proportional to 27,680.20, 41,512.86 and 10,150.12

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Solution

The fourth proportional to 27,680.20, 41,512.86 and 10,150.12 is: 15,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680.20 : 41,512.86 = 10,150.12 : x
  2. Step 2: Convert to fraction form
    27,680.20/41,512.86 = 10,150.12/x
  3. Step 3: Cross multiply
    27,680.20x = 41,512.86 × 10,150.12
  4. Step 4: Simplify right side
    27,680.20x = 421,360,510.54
  5. Step 5: Solve for x
    x = 421,360,510.54/27,680.20
  6. Step 6: Final answer
    x = 15,222.45

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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.