Home / 19,083.17-28,600.11-8,545.47

Finding the Fourth Proportional to 19,083.17, 28,600.11 and 8,545.47

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Solution

The fourth proportional to 19,083.17, 28,600.11 and 8,545.47 is: 12,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083.17 : 28,600.11 = 8,545.47 : x
  2. Step 2: Convert to fraction form
    19,083.17/28,600.11 = 8,545.47/x
  3. Step 3: Cross multiply
    19,083.17x = 28,600.11 × 8,545.47
  4. Step 4: Simplify right side
    19,083.17x = 244,401,382.00
  5. Step 5: Solve for x
    x = 244,401,382.00/19,083.17
  6. Step 6: Final answer
    x = 12,807.17

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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.