Home / 28,826.70-43,240.05-22,265.70

Finding the Fourth Proportional to 28,826.70, 43,240.05 and 22,265.70

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Solution

The fourth proportional to 28,826.70, 43,240.05 and 22,265.70 is: 33,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.70 : 43,240.05 = 22,265.70 : x
  2. Step 2: Convert to fraction form
    28,826.70/43,240.05 = 22,265.70/x
  3. Step 3: Cross multiply
    28,826.70x = 43,240.05 × 22,265.70
  4. Step 4: Simplify right side
    28,826.70x = 962,769,981.29
  5. Step 5: Solve for x
    x = 962,769,981.29/28,826.70
  6. Step 6: Final answer
    x = 33,398.55

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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.