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Finding the Fourth Proportional to 38,240.78, 52,743.03 and 33,516.86

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Solution

The fourth proportional to 38,240.78, 52,743.03 and 33,516.86 is: 46,227.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,240.78 : 52,743.03 = 33,516.86 : x
  2. Step 2: Convert to fraction form
    38,240.78/52,743.03 = 33,516.86/x
  3. Step 3: Cross multiply
    38,240.78x = 52,743.03 × 33,516.86
  4. Step 4: Simplify right side
    38,240.78x = 1,767,780,752.49
  5. Step 5: Solve for x
    x = 1,767,780,752.49/38,240.78
  6. Step 6: Final answer
    x = 46,227.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.