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Finding the Fourth Proportional to 18.83, 26.01 and 16.10

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Solution

The fourth proportional to 18.83, 26.01 and 16.10 is: 22.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18.83 : 26.01 = 16.10 : x
  2. Step 2: Convert to fraction form
    18.83/26.01 = 16.10/x
  3. Step 3: Cross multiply
    18.83x = 26.01 × 16.10
  4. Step 4: Simplify right side
    18.83x = 418.76
  5. Step 5: Solve for x
    x = 418.76/18.83
  6. Step 6: Final answer
    x = 22.24

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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.