Home / 22,991.70-34,437.64-11,120.58

Finding the Fourth Proportional to 22,991.70, 34,437.64 and 11,120.58

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Solution

The fourth proportional to 22,991.70, 34,437.64 and 11,120.58 is: 16,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.70 : 34,437.64 = 11,120.58 : x
  2. Step 2: Convert to fraction form
    22,991.70/34,437.64 = 11,120.58/x
  3. Step 3: Cross multiply
    22,991.70x = 34,437.64 × 11,120.58
  4. Step 4: Simplify right side
    22,991.70x = 382,966,523.68
  5. Step 5: Solve for x
    x = 382,966,523.68/22,991.70
  6. Step 6: Final answer
    x = 16,656.73

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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.