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Finding the Fourth Proportional to 62.34, 93.52 and 26.28

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Solution

The fourth proportional to 62.34, 93.52 and 26.28 is: 39.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.34 : 93.52 = 26.28 : x
  2. Step 2: Convert to fraction form
    62.34/93.52 = 26.28/x
  3. Step 3: Cross multiply
    62.34x = 93.52 × 26.28
  4. Step 4: Simplify right side
    62.34x = 2,457.71
  5. Step 5: Solve for x
    x = 2,457.71/62.34
  6. Step 6: Final answer
    x = 39.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.