Home / 19,630.92-27,083.25-12,545.04

Finding the Fourth Proportional to 19,630.92, 27,083.25 and 12,545.04

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Solution

The fourth proportional to 19,630.92, 27,083.25 and 12,545.04 is: 17,307.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.92 : 27,083.25 = 12,545.04 : x
  2. Step 2: Convert to fraction form
    19,630.92/27,083.25 = 12,545.04/x
  3. Step 3: Cross multiply
    19,630.92x = 27,083.25 × 12,545.04
  4. Step 4: Simplify right side
    19,630.92x = 339,760,454.58
  5. Step 5: Solve for x
    x = 339,760,454.58/19,630.92
  6. Step 6: Final answer
    x = 17,307.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.