Home / 50,028.48-68,959.20-33,890.88

Finding the Fourth Proportional to 50,028.48, 68,959.20 and 33,890.88

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Solution

The fourth proportional to 50,028.48, 68,959.20 and 33,890.88 is: 46,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,028.48 : 68,959.20 = 33,890.88 : x
  2. Step 2: Convert to fraction form
    50,028.48/68,959.20 = 33,890.88/x
  3. Step 3: Cross multiply
    50,028.48x = 68,959.20 × 33,890.88
  4. Step 4: Simplify right side
    50,028.48x = 2,337,087,972.10
  5. Step 5: Solve for x
    x = 2,337,087,972.10/50,028.48
  6. Step 6: Final answer
    x = 46,715.15

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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.