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Finding the Fourth Proportional to 35.02, 52.54 and 10.97

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Solution

The fourth proportional to 35.02, 52.54 and 10.97 is: 16.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.02 : 52.54 = 10.97 : x
  2. Step 2: Convert to fraction form
    35.02/52.54 = 10.97/x
  3. Step 3: Cross multiply
    35.02x = 52.54 × 10.97
  4. Step 4: Simplify right side
    35.02x = 576.27
  5. Step 5: Solve for x
    x = 576.27/35.02
  6. Step 6: Final answer
    x = 16.45

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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.