Home / 22,351.77-33,531.30-7,561.56

Finding the Fourth Proportional to 22,351.77, 33,531.30 and 7,561.56

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Solution

The fourth proportional to 22,351.77, 33,531.30 and 7,561.56 is: 11,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,351.77 : 33,531.30 = 7,561.56 : x
  2. Step 2: Convert to fraction form
    22,351.77/33,531.30 = 7,561.56/x
  3. Step 3: Cross multiply
    22,351.77x = 33,531.30 × 7,561.56
  4. Step 4: Simplify right side
    22,351.77x = 253,548,936.83
  5. Step 5: Solve for x
    x = 253,548,936.83/22,351.77
  6. Step 6: Final answer
    x = 11,343.57

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1.5x scale

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.