Home / 26,776.69-40,155.79-10,977.24

Finding the Fourth Proportional to 26,776.69, 40,155.79 and 10,977.24

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Solution

The fourth proportional to 26,776.69, 40,155.79 and 10,977.24 is: 16,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,776.69 : 40,155.79 = 10,977.24 : x
  2. Step 2: Convert to fraction form
    26,776.69/40,155.79 = 10,977.24/x
  3. Step 3: Cross multiply
    26,776.69x = 40,155.79 × 10,977.24
  4. Step 4: Simplify right side
    26,776.69x = 440,799,692.94
  5. Step 5: Solve for x
    x = 440,799,692.94/26,776.69
  6. Step 6: Final answer
    x = 16,462.07

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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.