Home / 14,409.74-21,599.80-5,522.66

Finding the Fourth Proportional to 14,409.74, 21,599.80 and 5,522.66

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Solution

The fourth proportional to 14,409.74, 21,599.80 and 5,522.66 is: 8,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.74 : 21,599.80 = 5,522.66 : x
  2. Step 2: Convert to fraction form
    14,409.74/21,599.80 = 5,522.66/x
  3. Step 3: Cross multiply
    14,409.74x = 21,599.80 × 5,522.66
  4. Step 4: Simplify right side
    14,409.74x = 119,288,351.47
  5. Step 5: Solve for x
    x = 119,288,351.47/14,409.74
  6. Step 6: Final answer
    x = 8,278.31

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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.