Home / 50,289.30-75,432.69-12,849.48

Finding the Fourth Proportional to 50,289.30, 75,432.69 and 12,849.48

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Solution

The fourth proportional to 50,289.30, 75,432.69 and 12,849.48 is: 19,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,289.30 : 75,432.69 = 12,849.48 : x
  2. Step 2: Convert to fraction form
    50,289.30/75,432.69 = 12,849.48/x
  3. Step 3: Cross multiply
    50,289.30x = 75,432.69 × 12,849.48
  4. Step 4: Simplify right side
    50,289.30x = 969,270,841.50
  5. Step 5: Solve for x
    x = 969,270,841.50/50,289.30
  6. Step 6: Final answer
    x = 19,273.90

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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.