Home / 41,921.70-62,820.78-31,342.08

Finding the Fourth Proportional to 41,921.70, 62,820.78 and 31,342.08

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Solution

The fourth proportional to 41,921.70, 62,820.78 and 31,342.08 is: 46,966.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,921.70 : 62,820.78 = 31,342.08 : x
  2. Step 2: Convert to fraction form
    41,921.70/62,820.78 = 31,342.08/x
  3. Step 3: Cross multiply
    41,921.70x = 62,820.78 × 31,342.08
  4. Step 4: Simplify right side
    41,921.70x = 1,968,933,912.42
  5. Step 5: Solve for x
    x = 1,968,933,912.42/41,921.70
  6. Step 6: Final answer
    x = 46,966.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.