Home / 33,837.16-50,763.20-10,143.76

Finding the Fourth Proportional to 33,837.16, 50,763.20 and 10,143.76

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Solution

The fourth proportional to 33,837.16, 50,763.20 and 10,143.76 is: 15,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,837.16 : 50,763.20 = 10,143.76 : x
  2. Step 2: Convert to fraction form
    33,837.16/50,763.20 = 10,143.76/x
  3. Step 3: Cross multiply
    33,837.16x = 50,763.20 × 10,143.76
  4. Step 4: Simplify right side
    33,837.16x = 514,929,717.63
  5. Step 5: Solve for x
    x = 514,929,717.63/33,837.16
  6. Step 6: Final answer
    x = 15,217.88

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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.