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Finding the Fourth Proportional to 35.19, 53.03 and 32.27

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Solution

The fourth proportional to 35.19, 53.03 and 32.27 is: 48.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.19 : 53.03 = 32.27 : x
  2. Step 2: Convert to fraction form
    35.19/53.03 = 32.27/x
  3. Step 3: Cross multiply
    35.19x = 53.03 × 32.27
  4. Step 4: Simplify right side
    35.19x = 1,711.09
  5. Step 5: Solve for x
    x = 1,711.09/35.19
  6. Step 6: Final answer
    x = 48.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.