Home / 50,213.06-75,319.50-20,610.04

Finding the Fourth Proportional to 50,213.06, 75,319.50 and 20,610.04

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Solution

The fourth proportional to 50,213.06, 75,319.50 and 20,610.04 is: 30,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,213.06 : 75,319.50 = 20,610.04 : x
  2. Step 2: Convert to fraction form
    50,213.06/75,319.50 = 20,610.04/x
  3. Step 3: Cross multiply
    50,213.06x = 75,319.50 × 20,610.04
  4. Step 4: Simplify right side
    50,213.06x = 1,552,337,428.13
  5. Step 5: Solve for x
    x = 1,552,337,428.13/50,213.06
  6. Step 6: Final answer
    x = 30,915.02

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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.