Home / 51,998.55-71,757.93-28,125.15

Finding the Fourth Proportional to 51,998.55, 71,757.93 and 28,125.15

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Solution

The fourth proportional to 51,998.55, 71,757.93 and 28,125.15 is: 38,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998.55 : 71,757.93 = 28,125.15 : x
  2. Step 2: Convert to fraction form
    51,998.55/71,757.93 = 28,125.15/x
  3. Step 3: Cross multiply
    51,998.55x = 71,757.93 × 28,125.15
  4. Step 4: Simplify right side
    51,998.55x = 2,018,202,544.94
  5. Step 5: Solve for x
    x = 2,018,202,544.94/51,998.55
  6. Step 6: Final answer
    x = 38,812.67

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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.