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Finding the Fourth Proportional to 26,357.67, 39,536.54 and 6,636.08

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Solution

The fourth proportional to 26,357.67, 39,536.54 and 6,636.08 is: 9,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357.67 : 39,536.54 = 6,636.08 : x
  2. Step 2: Convert to fraction form
    26,357.67/39,536.54 = 6,636.08/x
  3. Step 3: Cross multiply
    26,357.67x = 39,536.54 × 6,636.08
  4. Step 4: Simplify right side
    26,357.67x = 262,367,411.50
  5. Step 5: Solve for x
    x = 262,367,411.50/26,357.67
  6. Step 6: Final answer
    x = 9,954.12

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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.