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Finding the Fourth Proportional to 43.47, 59.97 and 25.98

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Solution

The fourth proportional to 43.47, 59.97 and 25.98 is: 35.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.47 : 59.97 = 25.98 : x
  2. Step 2: Convert to fraction form
    43.47/59.97 = 25.98/x
  3. Step 3: Cross multiply
    43.47x = 59.97 × 25.98
  4. Step 4: Simplify right side
    43.47x = 1,558.02
  5. Step 5: Solve for x
    x = 1,558.02/43.47
  6. Step 6: Final answer
    x = 35.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.