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Finding the Fourth Proportional to 33,226, 45,851.88 and 18,322.96

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Solution

The fourth proportional to 33,226, 45,851.88 and 18,322.96 is: 25,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,226 : 45,851.88 = 18,322.96 : x
  2. Step 2: Convert to fraction form
    33,226/45,851.88 = 18,322.96/x
  3. Step 3: Cross multiply
    33,226x = 45,851.88 × 18,322.96
  4. Step 4: Simplify right side
    33,226x = 840,142,163.16
  5. Step 5: Solve for x
    x = 840,142,163.16/33,226
  6. Step 6: Final answer
    x = 25,285.68

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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.