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Finding the Fourth Proportional to 26,597.64, 39,897.57 and 8,829.87

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Solution

The fourth proportional to 26,597.64, 39,897.57 and 8,829.87 is: 13,245.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,597.64 : 39,897.57 = 8,829.87 : x
  2. Step 2: Convert to fraction form
    26,597.64/39,897.57 = 8,829.87/x
  3. Step 3: Cross multiply
    26,597.64x = 39,897.57 × 8,829.87
  4. Step 4: Simplify right side
    26,597.64x = 352,290,356.42
  5. Step 5: Solve for x
    x = 352,290,356.42/26,597.64
  6. Step 6: Final answer
    x = 13,245.17

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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.