Home / 28,864.46-39,830.85-16,759.41

Finding the Fourth Proportional to 28,864.46, 39,830.85 and 16,759.41

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Solution

The fourth proportional to 28,864.46, 39,830.85 and 16,759.41 is: 23,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,864.46 : 39,830.85 = 16,759.41 : x
  2. Step 2: Convert to fraction form
    28,864.46/39,830.85 = 16,759.41/x
  3. Step 3: Cross multiply
    28,864.46x = 39,830.85 × 16,759.41
  4. Step 4: Simplify right side
    28,864.46x = 667,541,545.80
  5. Step 5: Solve for x
    x = 667,541,545.80/28,864.46
  6. Step 6: Final answer
    x = 23,126.77

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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.