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Finding the Fourth Proportional to 35.14, 52.64 and 32.90

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Solution

The fourth proportional to 35.14, 52.64 and 32.90 is: 49.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.14 : 52.64 = 32.90 : x
  2. Step 2: Convert to fraction form
    35.14/52.64 = 32.90/x
  3. Step 3: Cross multiply
    35.14x = 52.64 × 32.90
  4. Step 4: Simplify right side
    35.14x = 1,731.69
  5. Step 5: Solve for x
    x = 1,731.69/35.14
  6. Step 6: Final answer
    x = 49.29

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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.