Home / 19,098.10-28,640.29-6,614.76

Finding the Fourth Proportional to 19,098.10, 28,640.29 and 6,614.76

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Solution

The fourth proportional to 19,098.10, 28,640.29 and 6,614.76 is: 9,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.10 : 28,640.29 = 6,614.76 : x
  2. Step 2: Convert to fraction form
    19,098.10/28,640.29 = 6,614.76/x
  3. Step 3: Cross multiply
    19,098.10x = 28,640.29 × 6,614.76
  4. Step 4: Simplify right side
    19,098.10x = 189,448,644.68
  5. Step 5: Solve for x
    x = 189,448,644.68/19,098.10
  6. Step 6: Final answer
    x = 9,919.76

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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.