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Finding the Fourth Proportional to 22,605.66, 33,902.40 and 9,455.30

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Solution

The fourth proportional to 22,605.66, 33,902.40 and 9,455.30 is: 14,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,605.66 : 33,902.40 = 9,455.30 : x
  2. Step 2: Convert to fraction form
    22,605.66/33,902.40 = 9,455.30/x
  3. Step 3: Cross multiply
    22,605.66x = 33,902.40 × 9,455.30
  4. Step 4: Simplify right side
    22,605.66x = 320,557,362.72
  5. Step 5: Solve for x
    x = 320,557,362.72/22,605.66
  6. Step 6: Final answer
    x = 14,180.40

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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.