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Finding the Fourth Proportional to 45.61, 62.93 and 26.93

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Solution

The fourth proportional to 45.61, 62.93 and 26.93 is: 37.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.61 : 62.93 = 26.93 : x
  2. Step 2: Convert to fraction form
    45.61/62.93 = 26.93/x
  3. Step 3: Cross multiply
    45.61x = 62.93 × 26.93
  4. Step 4: Simplify right side
    45.61x = 1,694.70
  5. Step 5: Solve for x
    x = 1,694.70/45.61
  6. Step 6: Final answer
    x = 37.16

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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.