Home / 28,335.24-39,101.94-16,396.92

Finding the Fourth Proportional to 28,335.24, 39,101.94 and 16,396.92

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Solution

The fourth proportional to 28,335.24, 39,101.94 and 16,396.92 is: 22,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,335.24 : 39,101.94 = 16,396.92 : x
  2. Step 2: Convert to fraction form
    28,335.24/39,101.94 = 16,396.92/x
  3. Step 3: Cross multiply
    28,335.24x = 39,101.94 × 16,396.92
  4. Step 4: Simplify right side
    28,335.24x = 641,151,382.02
  5. Step 5: Solve for x
    x = 641,151,382.02/28,335.24
  6. Step 6: Final answer
    x = 22,627.35

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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.