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Finding the Fourth Proportional to 33,497.76, 50,254.80 and 10,122.72

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Solution

The fourth proportional to 33,497.76, 50,254.80 and 10,122.72 is: 15,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,497.76 : 50,254.80 = 10,122.72 : x
  2. Step 2: Convert to fraction form
    33,497.76/50,254.80 = 10,122.72/x
  3. Step 3: Cross multiply
    33,497.76x = 50,254.80 × 10,122.72
  4. Step 4: Simplify right side
    33,497.76x = 508,715,269.06
  5. Step 5: Solve for x
    x = 508,715,269.06/33,497.76
  6. Step 6: Final answer
    x = 15,186.55

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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.