Home / 19,822.15-27,355.82-13,095.99

Finding the Fourth Proportional to 19,822.15, 27,355.82 and 13,095.99

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Solution

The fourth proportional to 19,822.15, 27,355.82 and 13,095.99 is: 18,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822.15 : 27,355.82 = 13,095.99 : x
  2. Step 2: Convert to fraction form
    19,822.15/27,355.82 = 13,095.99/x
  3. Step 3: Cross multiply
    19,822.15x = 27,355.82 × 13,095.99
  4. Step 4: Simplify right side
    19,822.15x = 358,251,545.16
  5. Step 5: Solve for x
    x = 358,251,545.16/19,822.15
  6. Step 6: Final answer
    x = 18,073.29

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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.