Home / 33,237.78-49,842.06-12,446.70

Finding the Fourth Proportional to 33,237.78, 49,842.06 and 12,446.70

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Solution

The fourth proportional to 33,237.78, 49,842.06 and 12,446.70 is: 18,664.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,237.78 : 49,842.06 = 12,446.70 : x
  2. Step 2: Convert to fraction form
    33,237.78/49,842.06 = 12,446.70/x
  3. Step 3: Cross multiply
    33,237.78x = 49,842.06 × 12,446.70
  4. Step 4: Simplify right side
    33,237.78x = 620,369,168.20
  5. Step 5: Solve for x
    x = 620,369,168.20/33,237.78
  6. Step 6: Final answer
    x = 18,664.58

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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.