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Finding the Fourth Proportional to 24.67, 36.99 and 19

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Solution

The fourth proportional to 24.67, 36.99 and 19 is: 28.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.67 : 36.99 = 19 : x
  2. Step 2: Convert to fraction form
    24.67/36.99 = 19/x
  3. Step 3: Cross multiply
    24.67x = 36.99 × 19
  4. Step 4: Simplify right side
    24.67x = 702.81
  5. Step 5: Solve for x
    x = 702.81/24.67
  6. Step 6: Final answer
    x = 28.49

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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.