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Finding the Fourth Proportional to 33,152.25, 45,750.11 and 18,248.25

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Solution

The fourth proportional to 33,152.25, 45,750.11 and 18,248.25 is: 25,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,152.25 : 45,750.11 = 18,248.25 : x
  2. Step 2: Convert to fraction form
    33,152.25/45,750.11 = 18,248.25/x
  3. Step 3: Cross multiply
    33,152.25x = 45,750.11 × 18,248.25
  4. Step 4: Simplify right side
    33,152.25x = 834,859,444.81
  5. Step 5: Solve for x
    x = 834,859,444.81/33,152.25
  6. Step 6: Final answer
    x = 25,182.59

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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.