Home / 21,998.24-30,357.60-12,062.24

Finding the Fourth Proportional to 21,998.24, 30,357.60 and 12,062.24

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Solution

The fourth proportional to 21,998.24, 30,357.60 and 12,062.24 is: 16,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998.24 : 30,357.60 = 12,062.24 : x
  2. Step 2: Convert to fraction form
    21,998.24/30,357.60 = 12,062.24/x
  3. Step 3: Cross multiply
    21,998.24x = 30,357.60 × 12,062.24
  4. Step 4: Simplify right side
    21,998.24x = 366,180,657.02
  5. Step 5: Solve for x
    x = 366,180,657.02/21,998.24
  6. Step 6: Final answer
    x = 16,645.91

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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.