Home / 26,922.80-37,153.14-15,744.80

Finding the Fourth Proportional to 26,922.80, 37,153.14 and 15,744.80

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Solution

The fourth proportional to 26,922.80, 37,153.14 and 15,744.80 is: 21,727.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.80 : 37,153.14 = 15,744.80 : x
  2. Step 2: Convert to fraction form
    26,922.80/37,153.14 = 15,744.80/x
  3. Step 3: Cross multiply
    26,922.80x = 37,153.14 × 15,744.80
  4. Step 4: Simplify right side
    26,922.80x = 584,968,758.67
  5. Step 5: Solve for x
    x = 584,968,758.67/26,922.80
  6. Step 6: Final answer
    x = 21,727.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.