Home / 28,866.46-39,833.61-16,761.41

Finding the Fourth Proportional to 28,866.46, 39,833.61 and 16,761.41

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Solution

The fourth proportional to 28,866.46, 39,833.61 and 16,761.41 is: 23,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866.46 : 39,833.61 = 16,761.41 : x
  2. Step 2: Convert to fraction form
    28,866.46/39,833.61 = 16,761.41/x
  3. Step 3: Cross multiply
    28,866.46x = 39,833.61 × 16,761.41
  4. Step 4: Simplify right side
    28,866.46x = 667,667,468.99
  5. Step 5: Solve for x
    x = 667,667,468.99/28,866.46
  6. Step 6: Final answer
    x = 23,129.52

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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.