Home / 22,639.56-33,992.66-12,663.85

Finding the Fourth Proportional to 22,639.56, 33,992.66 and 12,663.85

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Solution

The fourth proportional to 22,639.56, 33,992.66 and 12,663.85 is: 19,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,639.56 : 33,992.66 = 12,663.85 : x
  2. Step 2: Convert to fraction form
    22,639.56/33,992.66 = 12,663.85/x
  3. Step 3: Cross multiply
    22,639.56x = 33,992.66 × 12,663.85
  4. Step 4: Simplify right side
    22,639.56x = 430,477,947.34
  5. Step 5: Solve for x
    x = 430,477,947.34/22,639.56
  6. Step 6: Final answer
    x = 19,014.41

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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.