Home / 49,922.50-68,885.22-28,697.80

Finding the Fourth Proportional to 49,922.50, 68,885.22 and 28,697.80

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Solution

The fourth proportional to 49,922.50, 68,885.22 and 28,697.80 is: 39,598.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,922.50 : 68,885.22 = 28,697.80 : x
  2. Step 2: Convert to fraction form
    49,922.50/68,885.22 = 28,697.80/x
  3. Step 3: Cross multiply
    49,922.50x = 68,885.22 × 28,697.80
  4. Step 4: Simplify right side
    49,922.50x = 1,976,854,266.52
  5. Step 5: Solve for x
    x = 1,976,854,266.52/49,922.50
  6. Step 6: Final answer
    x = 39,598.46

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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.