Home / 12,718.71-19,073.39-4,396.59

Finding the Fourth Proportional to 12,718.71, 19,073.39 and 4,396.59

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Solution

The fourth proportional to 12,718.71, 19,073.39 and 4,396.59 is: 6,593.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,718.71 : 19,073.39 = 4,396.59 : x
  2. Step 2: Convert to fraction form
    12,718.71/19,073.39 = 4,396.59/x
  3. Step 3: Cross multiply
    12,718.71x = 19,073.39 × 4,396.59
  4. Step 4: Simplify right side
    12,718.71x = 83,857,853.76
  5. Step 5: Solve for x
    x = 83,857,853.76/12,718.71
  6. Step 6: Final answer
    x = 6,593.27

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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.