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Finding the Fourth Proportional to 33,442.02, 50,119.02 and 18,657.90

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Solution

The fourth proportional to 33,442.02, 50,119.02 and 18,657.90 is: 27,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,442.02 : 50,119.02 = 18,657.90 : x
  2. Step 2: Convert to fraction form
    33,442.02/50,119.02 = 18,657.90/x
  3. Step 3: Cross multiply
    33,442.02x = 50,119.02 × 18,657.90
  4. Step 4: Simplify right side
    33,442.02x = 935,115,663.26
  5. Step 5: Solve for x
    x = 935,115,663.26/33,442.02
  6. Step 6: Final answer
    x = 27,962.30

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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.