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Finding the Fourth Proportional to 22,040.79, 33,063.26 and 7,249.74

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Solution

The fourth proportional to 22,040.79, 33,063.26 and 7,249.74 is: 10,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,040.79 : 33,063.26 = 7,249.74 : x
  2. Step 2: Convert to fraction form
    22,040.79/33,063.26 = 7,249.74/x
  3. Step 3: Cross multiply
    22,040.79x = 33,063.26 × 7,249.74
  4. Step 4: Simplify right side
    22,040.79x = 239,700,002.30
  5. Step 5: Solve for x
    x = 239,700,002.30/22,040.79
  6. Step 6: Final answer
    x = 10,875.29

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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.