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Finding the Fourth Proportional to 23.28, 32.04 and 22.92

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Solution

The fourth proportional to 23.28, 32.04 and 22.92 is: 31.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.28 : 32.04 = 22.92 : x
  2. Step 2: Convert to fraction form
    23.28/32.04 = 22.92/x
  3. Step 3: Cross multiply
    23.28x = 32.04 × 22.92
  4. Step 4: Simplify right side
    23.28x = 734.36
  5. Step 5: Solve for x
    x = 734.36/23.28
  6. Step 6: Final answer
    x = 31.54

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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.