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Finding the Fourth Proportional to 23.66, 32.62 and 15.48

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Solution

The fourth proportional to 23.66, 32.62 and 15.48 is: 21.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.66 : 32.62 = 15.48 : x
  2. Step 2: Convert to fraction form
    23.66/32.62 = 15.48/x
  3. Step 3: Cross multiply
    23.66x = 32.62 × 15.48
  4. Step 4: Simplify right side
    23.66x = 504.96
  5. Step 5: Solve for x
    x = 504.96/23.66
  6. Step 6: Final answer
    x = 21.34

Related Problems

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Double scale
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Similar ratio
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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.