Home / 13,049.10-19,568.17-4,279.18

Finding the Fourth Proportional to 13,049.10, 19,568.17 and 4,279.18

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Solution

The fourth proportional to 13,049.10, 19,568.17 and 4,279.18 is: 6,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.10 : 19,568.17 = 4,279.18 : x
  2. Step 2: Convert to fraction form
    13,049.10/19,568.17 = 4,279.18/x
  3. Step 3: Cross multiply
    13,049.10x = 19,568.17 × 4,279.18
  4. Step 4: Simplify right side
    13,049.10x = 83,735,721.70
  5. Step 5: Solve for x
    x = 83,735,721.70/13,049.10
  6. Step 6: Final answer
    x = 6,416.97

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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.