Home / 52,146.59-71,961.64-28,273.20

Finding the Fourth Proportional to 52,146.59, 71,961.64 and 28,273.20

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Solution

The fourth proportional to 52,146.59, 71,961.64 and 28,273.20 is: 39,016.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,146.59 : 71,961.64 = 28,273.20 : x
  2. Step 2: Convert to fraction form
    52,146.59/71,961.64 = 28,273.20/x
  3. Step 3: Cross multiply
    52,146.59x = 71,961.64 × 28,273.20
  4. Step 4: Simplify right side
    52,146.59x = 2,034,585,983.81
  5. Step 5: Solve for x
    x = 2,034,585,983.81/52,146.59
  6. Step 6: Final answer
    x = 39,016.67

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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.