Home / 19,116.20-28,683.69-8,593.65

Finding the Fourth Proportional to 19,116.20, 28,683.69 and 8,593.65

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Solution

The fourth proportional to 19,116.20, 28,683.69 and 8,593.65 is: 12,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.20 : 28,683.69 = 8,593.65 : x
  2. Step 2: Convert to fraction form
    19,116.20/28,683.69 = 8,593.65/x
  3. Step 3: Cross multiply
    19,116.20x = 28,683.69 × 8,593.65
  4. Step 4: Simplify right side
    19,116.20x = 246,497,592.57
  5. Step 5: Solve for x
    x = 246,497,592.57/19,116.20
  6. Step 6: Final answer
    x = 12,894.70

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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.