Home / 22,581.54-33,877.44-7,790.70

Finding the Fourth Proportional to 22,581.54, 33,877.44 and 7,790.70

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Solution

The fourth proportional to 22,581.54, 33,877.44 and 7,790.70 is: 11,687.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,581.54 : 33,877.44 = 7,790.70 : x
  2. Step 2: Convert to fraction form
    22,581.54/33,877.44 = 7,790.70/x
  3. Step 3: Cross multiply
    22,581.54x = 33,877.44 × 7,790.70
  4. Step 4: Simplify right side
    22,581.54x = 263,928,971.81
  5. Step 5: Solve for x
    x = 263,928,971.81/22,581.54
  6. Step 6: Final answer
    x = 11,687.82

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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.