Home / 33,510.28-50,270.28-10,138.72

Finding the Fourth Proportional to 33,510.28, 50,270.28 and 10,138.72

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Solution

The fourth proportional to 33,510.28, 50,270.28 and 10,138.72 is: 15,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,510.28 : 50,270.28 = 10,138.72 : x
  2. Step 2: Convert to fraction form
    33,510.28/50,270.28 = 10,138.72/x
  3. Step 3: Cross multiply
    33,510.28x = 50,270.28 × 10,138.72
  4. Step 4: Simplify right side
    33,510.28x = 509,676,293.24
  5. Step 5: Solve for x
    x = 509,676,293.24/33,510.28
  6. Step 6: Final answer
    x = 15,209.55

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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.