Home / 14,716.11-22,061.73-6,389.82

Finding the Fourth Proportional to 14,716.11, 22,061.73 and 6,389.82

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Solution

The fourth proportional to 14,716.11, 22,061.73 and 6,389.82 is: 9,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.11 : 22,061.73 = 6,389.82 : x
  2. Step 2: Convert to fraction form
    14,716.11/22,061.73 = 6,389.82/x
  3. Step 3: Cross multiply
    14,716.11x = 22,061.73 × 6,389.82
  4. Step 4: Simplify right side
    14,716.11x = 140,970,483.59
  5. Step 5: Solve for x
    x = 140,970,483.59/14,716.11
  6. Step 6: Final answer
    x = 9,579.33

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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.