Home / 14,411.98-21,583.14-11,928.52

Finding the Fourth Proportional to 14,411.98, 21,583.14 and 11,928.52

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Solution

The fourth proportional to 14,411.98, 21,583.14 and 11,928.52 is: 17,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.98 : 21,583.14 = 11,928.52 : x
  2. Step 2: Convert to fraction form
    14,411.98/21,583.14 = 11,928.52/x
  3. Step 3: Cross multiply
    14,411.98x = 21,583.14 × 11,928.52
  4. Step 4: Simplify right side
    14,411.98x = 257,454,917.15
  5. Step 5: Solve for x
    x = 257,454,917.15/14,411.98
  6. Step 6: Final answer
    x = 17,863.95

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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.