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Finding the Fourth Proportional to 33,407.70, 50,111.55 and 10,031.10

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Solution

The fourth proportional to 33,407.70, 50,111.55 and 10,031.10 is: 15,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,407.70 : 50,111.55 = 10,031.10 : x
  2. Step 2: Convert to fraction form
    33,407.70/50,111.55 = 10,031.10/x
  3. Step 3: Cross multiply
    33,407.70x = 50,111.55 × 10,031.10
  4. Step 4: Simplify right side
    33,407.70x = 502,673,969.21
  5. Step 5: Solve for x
    x = 502,673,969.21/33,407.70
  6. Step 6: Final answer
    x = 15,046.65

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Similar ratio
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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.