Home / 26,752.80-40,129.32-10,966.44

Finding the Fourth Proportional to 26,752.80, 40,129.32 and 10,966.44

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Solution

The fourth proportional to 26,752.80, 40,129.32 and 10,966.44 is: 16,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,752.80 : 40,129.32 = 10,966.44 : x
  2. Step 2: Convert to fraction form
    26,752.80/40,129.32 = 10,966.44/x
  3. Step 3: Cross multiply
    26,752.80x = 40,129.32 × 10,966.44
  4. Step 4: Simplify right side
    26,752.80x = 440,075,780.02
  5. Step 5: Solve for x
    x = 440,075,780.02/26,752.80
  6. Step 6: Final answer
    x = 16,449.71

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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.