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Finding the Fourth Proportional to 44.64, 66.69 and 32.35

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Solution

The fourth proportional to 44.64, 66.69 and 32.35 is: 48.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.64 : 66.69 = 32.35 : x
  2. Step 2: Convert to fraction form
    44.64/66.69 = 32.35/x
  3. Step 3: Cross multiply
    44.64x = 66.69 × 32.35
  4. Step 4: Simplify right side
    44.64x = 2,157.38
  5. Step 5: Solve for x
    x = 2,157.38/44.64
  6. Step 6: Final answer
    x = 48.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.