Home / 28,877.06-39,847.46-16,299.38

Finding the Fourth Proportional to 28,877.06, 39,847.46 and 16,299.38

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Solution

The fourth proportional to 28,877.06, 39,847.46 and 16,299.38 is: 22,491.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.06 : 39,847.46 = 16,299.38 : x
  2. Step 2: Convert to fraction form
    28,877.06/39,847.46 = 16,299.38/x
  3. Step 3: Cross multiply
    28,877.06x = 39,847.46 × 16,299.38
  4. Step 4: Simplify right side
    28,877.06x = 649,488,892.57
  5. Step 5: Solve for x
    x = 649,488,892.57/28,877.06
  6. Step 6: Final answer
    x = 22,491.52

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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.