Home / 22,283.22-33,424.68-9,135.57

Finding the Fourth Proportional to 22,283.22, 33,424.68 and 9,135.57

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Solution

The fourth proportional to 22,283.22, 33,424.68 and 9,135.57 is: 13,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,283.22 : 33,424.68 = 9,135.57 : x
  2. Step 2: Convert to fraction form
    22,283.22/33,424.68 = 9,135.57/x
  3. Step 3: Cross multiply
    22,283.22x = 33,424.68 × 9,135.57
  4. Step 4: Simplify right side
    22,283.22x = 305,353,503.87
  5. Step 5: Solve for x
    x = 305,353,503.87/22,283.22
  6. Step 6: Final answer
    x = 13,703.29

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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.