Home / 28,833.16-39,790.46-16,086.25

Finding the Fourth Proportional to 28,833.16, 39,790.46 and 16,086.25

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Solution

The fourth proportional to 28,833.16, 39,790.46 and 16,086.25 is: 22,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.16 : 39,790.46 = 16,086.25 : x
  2. Step 2: Convert to fraction form
    28,833.16/39,790.46 = 16,086.25/x
  3. Step 3: Cross multiply
    28,833.16x = 39,790.46 × 16,086.25
  4. Step 4: Simplify right side
    28,833.16x = 640,079,287.18
  5. Step 5: Solve for x
    x = 640,079,287.18/28,833.16
  6. Step 6: Final answer
    x = 22,199.42

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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.