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Finding the Fourth Proportional to 23.35, 32 and 22.74

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Solution

The fourth proportional to 23.35, 32 and 22.74 is: 31.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.35 : 32 = 22.74 : x
  2. Step 2: Convert to fraction form
    23.35/32 = 22.74/x
  3. Step 3: Cross multiply
    23.35x = 32 × 22.74
  4. Step 4: Simplify right side
    23.35x = 727.68
  5. Step 5: Solve for x
    x = 727.68/23.35
  6. Step 6: Final answer
    x = 31.16

Related Problems

Find fourth proportional to 11.68, 16 and 11.37
Half scale
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Double scale
Find fourth proportional to 24.35, 33.37 and 23.74
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.