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Finding the Fourth Proportional to 45.29, 62.51 and 26.62

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Solution

The fourth proportional to 45.29, 62.51 and 26.62 is: 36.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.29 : 62.51 = 26.62 : x
  2. Step 2: Convert to fraction form
    45.29/62.51 = 26.62/x
  3. Step 3: Cross multiply
    45.29x = 62.51 × 26.62
  4. Step 4: Simplify right side
    45.29x = 1,664.02
  5. Step 5: Solve for x
    x = 1,664.02/45.29
  6. Step 6: Final answer
    x = 36.74

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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.