Home / 26,647.84-39,976.64-11,066.68

Finding the Fourth Proportional to 26,647.84, 39,976.64 and 11,066.68

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Solution

The fourth proportional to 26,647.84, 39,976.64 and 11,066.68 is: 16,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.84 : 39,976.64 = 11,066.68 : x
  2. Step 2: Convert to fraction form
    26,647.84/39,976.64 = 11,066.68/x
  3. Step 3: Cross multiply
    26,647.84x = 39,976.64 × 11,066.68
  4. Step 4: Simplify right side
    26,647.84x = 442,408,682.36
  5. Step 5: Solve for x
    x = 442,408,682.36/26,647.84
  6. Step 6: Final answer
    x = 16,602.05

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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.