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Finding the Fourth Proportional to 45.41, 62.63 and 32.45

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Solution

The fourth proportional to 45.41, 62.63 and 32.45 is: 44.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.41 : 62.63 = 32.45 : x
  2. Step 2: Convert to fraction form
    45.41/62.63 = 32.45/x
  3. Step 3: Cross multiply
    45.41x = 62.63 × 32.45
  4. Step 4: Simplify right side
    45.41x = 2,031.87
  5. Step 5: Solve for x
    x = 2,031.87/45.41
  6. Step 6: Final answer
    x = 44.75

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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.