Home / 19,229.38-28,845.69-6,081.46

Finding the Fourth Proportional to 19,229.38, 28,845.69 and 6,081.46

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Solution

The fourth proportional to 19,229.38, 28,845.69 and 6,081.46 is: 9,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.38 : 28,845.69 = 6,081.46 : x
  2. Step 2: Convert to fraction form
    19,229.38/28,845.69 = 6,081.46/x
  3. Step 3: Cross multiply
    19,229.38x = 28,845.69 × 6,081.46
  4. Step 4: Simplify right side
    19,229.38x = 175,423,909.91
  5. Step 5: Solve for x
    x = 175,423,909.91/19,229.38
  6. Step 6: Final answer
    x = 9,122.70

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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.