Home / 27,754.20-41,627.28-10,220.04

Finding the Fourth Proportional to 27,754.20, 41,627.28 and 10,220.04

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Solution

The fourth proportional to 27,754.20, 41,627.28 and 10,220.04 is: 15,328.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,754.20 : 41,627.28 = 10,220.04 : x
  2. Step 2: Convert to fraction form
    27,754.20/41,627.28 = 10,220.04/x
  3. Step 3: Cross multiply
    27,754.20x = 41,627.28 × 10,220.04
  4. Step 4: Simplify right side
    27,754.20x = 425,432,466.69
  5. Step 5: Solve for x
    x = 425,432,466.69/27,754.20
  6. Step 6: Final answer
    x = 15,328.58

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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.