Home / 51,998.15-71,757.56-28,124.85

Finding the Fourth Proportional to 51,998.15, 71,757.56 and 28,124.85

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Solution

The fourth proportional to 51,998.15, 71,757.56 and 28,124.85 is: 38,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998.15 : 71,757.56 = 28,124.85 : x
  2. Step 2: Convert to fraction form
    51,998.15/71,757.56 = 28,124.85/x
  3. Step 3: Cross multiply
    51,998.15x = 71,757.56 × 28,124.85
  4. Step 4: Simplify right side
    51,998.15x = 2,018,170,950.77
  5. Step 5: Solve for x
    x = 2,018,170,950.77/51,998.15
  6. Step 6: Final answer
    x = 38,812.36

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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.