Home / 22,283.36-30,751.77-12,211.82

Finding the Fourth Proportional to 22,283.36, 30,751.77 and 12,211.82

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Solution

The fourth proportional to 22,283.36, 30,751.77 and 12,211.82 is: 16,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,283.36 : 30,751.77 = 12,211.82 : x
  2. Step 2: Convert to fraction form
    22,283.36/30,751.77 = 12,211.82/x
  3. Step 3: Cross multiply
    22,283.36x = 30,751.77 × 12,211.82
  4. Step 4: Simplify right side
    22,283.36x = 375,534,926.16
  5. Step 5: Solve for x
    x = 375,534,926.16/22,283.36
  6. Step 6: Final answer
    x = 16,852.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.