Home / 33,470.91-50,211.07-9,780.21

Finding the Fourth Proportional to 33,470.91, 50,211.07 and 9,780.21

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Solution

The fourth proportional to 33,470.91, 50,211.07 and 9,780.21 is: 14,671.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,470.91 : 50,211.07 = 9,780.21 : x
  2. Step 2: Convert to fraction form
    33,470.91/50,211.07 = 9,780.21/x
  3. Step 3: Cross multiply
    33,470.91x = 50,211.07 × 9,780.21
  4. Step 4: Simplify right side
    33,470.91x = 491,074,784.47
  5. Step 5: Solve for x
    x = 491,074,784.47/33,470.91
  6. Step 6: Final answer
    x = 14,671.69

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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.