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Finding the Fourth Proportional to 26.32, 39.50 and 14.14

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Solution

The fourth proportional to 26.32, 39.50 and 14.14 is: 21.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.32 : 39.50 = 14.14 : x
  2. Step 2: Convert to fraction form
    26.32/39.50 = 14.14/x
  3. Step 3: Cross multiply
    26.32x = 39.50 × 14.14
  4. Step 4: Simplify right side
    26.32x = 558.53
  5. Step 5: Solve for x
    x = 558.53/26.32
  6. Step 6: Final answer
    x = 21.22

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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.