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Finding the Fourth Proportional to 26,398.59, 39,598.02 and 6,677.17

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Solution

The fourth proportional to 26,398.59, 39,598.02 and 6,677.17 is: 10,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.59 : 39,598.02 = 6,677.17 : x
  2. Step 2: Convert to fraction form
    26,398.59/39,598.02 = 6,677.17/x
  3. Step 3: Cross multiply
    26,398.59x = 39,598.02 × 6,677.17
  4. Step 4: Simplify right side
    26,398.59x = 264,402,519.29
  5. Step 5: Solve for x
    x = 264,402,519.29/26,398.59
  6. Step 6: Final answer
    x = 10,015.78

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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.