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Finding the Fourth Proportional to 24.79, 34.11 and 24.19

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Solution

The fourth proportional to 24.79, 34.11 and 24.19 is: 33.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.79 : 34.11 = 24.19 : x
  2. Step 2: Convert to fraction form
    24.79/34.11 = 24.19/x
  3. Step 3: Cross multiply
    24.79x = 34.11 × 24.19
  4. Step 4: Simplify right side
    24.79x = 825.12
  5. Step 5: Solve for x
    x = 825.12/24.79
  6. Step 6: Final answer
    x = 33.28

Related Problems

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Double scale
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1.5x scale

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.