Home / 33,142.38-49,721.36-10,955.76

Finding the Fourth Proportional to 33,142.38, 49,721.36 and 10,955.76

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Solution

The fourth proportional to 33,142.38, 49,721.36 and 10,955.76 is: 16,436.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.38 : 49,721.36 = 10,955.76 : x
  2. Step 2: Convert to fraction form
    33,142.38/49,721.36 = 10,955.76/x
  3. Step 3: Cross multiply
    33,142.38x = 49,721.36 × 10,955.76
  4. Step 4: Simplify right side
    33,142.38x = 544,735,232.25
  5. Step 5: Solve for x
    x = 544,735,232.25/33,142.38
  6. Step 6: Final answer
    x = 16,436.21

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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.