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Finding the Fourth Proportional to 46.83, 64.62 and 26.11

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Solution

The fourth proportional to 46.83, 64.62 and 26.11 is: 36.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.83 : 64.62 = 26.11 : x
  2. Step 2: Convert to fraction form
    46.83/64.62 = 26.11/x
  3. Step 3: Cross multiply
    46.83x = 64.62 × 26.11
  4. Step 4: Simplify right side
    46.83x = 1,686.94
  5. Step 5: Solve for x
    x = 1,686.94/46.83
  6. Step 6: Final answer
    x = 36.02

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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.