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Finding the Fourth Proportional to 22.23, 33.32 and 14.10

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Solution

The fourth proportional to 22.23, 33.32 and 14.10 is: 21.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.23 : 33.32 = 14.10 : x
  2. Step 2: Convert to fraction form
    22.23/33.32 = 14.10/x
  3. Step 3: Cross multiply
    22.23x = 33.32 × 14.10
  4. Step 4: Simplify right side
    22.23x = 469.74
  5. Step 5: Solve for x
    x = 469.74/22.23
  6. Step 6: Final answer
    x = 21.13

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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.