Home / 22,152.25-33,238.17-11,619.76

Finding the Fourth Proportional to 22,152.25, 33,238.17 and 11,619.76

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Solution

The fourth proportional to 22,152.25, 33,238.17 and 11,619.76 is: 17,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,152.25 : 33,238.17 = 11,619.76 : x
  2. Step 2: Convert to fraction form
    22,152.25/33,238.17 = 11,619.76/x
  3. Step 3: Cross multiply
    22,152.25x = 33,238.17 × 11,619.76
  4. Step 4: Simplify right side
    22,152.25x = 386,219,333.95
  5. Step 5: Solve for x
    x = 386,219,333.95/22,152.25
  6. Step 6: Final answer
    x = 17,434.77

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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.