Home / 51,998.60-71,757.83-28,125.21

Finding the Fourth Proportional to 51,998.60, 71,757.83 and 28,125.21

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Solution

The fourth proportional to 51,998.60, 71,757.83 and 28,125.21 is: 38,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998.60 : 71,757.83 = 28,125.21 : x
  2. Step 2: Convert to fraction form
    51,998.60/71,757.83 = 28,125.21/x
  3. Step 3: Cross multiply
    51,998.60x = 71,757.83 × 28,125.21
  4. Step 4: Simplify right side
    51,998.60x = 2,018,204,037.89
  5. Step 5: Solve for x
    x = 2,018,204,037.89/51,998.60
  6. Step 6: Final answer
    x = 38,812.66

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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.