Home / 49,470.28-74,204.38-12,030.56

Finding the Fourth Proportional to 49,470.28, 74,204.38 and 12,030.56

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Solution

The fourth proportional to 49,470.28, 74,204.38 and 12,030.56 is: 18,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,470.28 : 74,204.38 = 12,030.56 : x
  2. Step 2: Convert to fraction form
    49,470.28/74,204.38 = 12,030.56/x
  3. Step 3: Cross multiply
    49,470.28x = 74,204.38 × 12,030.56
  4. Step 4: Simplify right side
    49,470.28x = 892,720,245.85
  5. Step 5: Solve for x
    x = 892,720,245.85/49,470.28
  6. Step 6: Final answer
    x = 18,045.59

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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.