Home / 26,776.48-40,149.66-10,977.16

Finding the Fourth Proportional to 26,776.48, 40,149.66 and 10,977.16

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Solution

The fourth proportional to 26,776.48, 40,149.66 and 10,977.16 is: 16,459.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,776.48 : 40,149.66 = 10,977.16 : x
  2. Step 2: Convert to fraction form
    26,776.48/40,149.66 = 10,977.16/x
  3. Step 3: Cross multiply
    26,776.48x = 40,149.66 × 10,977.16
  4. Step 4: Simplify right side
    26,776.48x = 440,729,241.77
  5. Step 5: Solve for x
    x = 440,729,241.77/26,776.48
  6. Step 6: Final answer
    x = 16,459.57

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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.