Home / 14,290.74-21,441.24-6,392.61

Finding the Fourth Proportional to 14,290.74, 21,441.24 and 6,392.61

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Solution

The fourth proportional to 14,290.74, 21,441.24 and 6,392.61 is: 9,591.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.74 : 21,441.24 = 6,392.61 : x
  2. Step 2: Convert to fraction form
    14,290.74/21,441.24 = 6,392.61/x
  3. Step 3: Cross multiply
    14,290.74x = 21,441.24 × 6,392.61
  4. Step 4: Simplify right side
    14,290.74x = 137,065,485.24
  5. Step 5: Solve for x
    x = 137,065,485.24/14,290.74
  6. Step 6: Final answer
    x = 9,591.21

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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.