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Finding the Fourth Proportional to 32.00, 47.66 and 26.46

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Solution

The fourth proportional to 32.00, 47.66 and 26.46 is: 39.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.00 : 47.66 = 26.46 : x
  2. Step 2: Convert to fraction form
    32.00/47.66 = 26.46/x
  3. Step 3: Cross multiply
    32.00x = 47.66 × 26.46
  4. Step 4: Simplify right side
    32.00x = 1,260.95
  5. Step 5: Solve for x
    x = 1,260.95/32.00
  6. Step 6: Final answer
    x = 39.41

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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.