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Finding the Fourth Proportional to 22,277.98, 33,398.46 and 11,742.11

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Solution

The fourth proportional to 22,277.98, 33,398.46 and 11,742.11 is: 17,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.98 : 33,398.46 = 11,742.11 : x
  2. Step 2: Convert to fraction form
    22,277.98/33,398.46 = 11,742.11/x
  3. Step 3: Cross multiply
    22,277.98x = 33,398.46 × 11,742.11
  4. Step 4: Simplify right side
    22,277.98x = 392,168,391.15
  5. Step 5: Solve for x
    x = 392,168,391.15/22,277.98
  6. Step 6: Final answer
    x = 17,603.41

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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.