Home / 14,141.52-21,207.72-6,355.92

Finding the Fourth Proportional to 14,141.52, 21,207.72 and 6,355.92

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Solution

The fourth proportional to 14,141.52, 21,207.72 and 6,355.92 is: 9,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.52 : 21,207.72 = 6,355.92 : x
  2. Step 2: Convert to fraction form
    14,141.52/21,207.72 = 6,355.92/x
  3. Step 3: Cross multiply
    14,141.52x = 21,207.72 × 6,355.92
  4. Step 4: Simplify right side
    14,141.52x = 134,794,571.70
  5. Step 5: Solve for x
    x = 134,794,571.70/14,141.52
  6. Step 6: Final answer
    x = 9,531.83

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1.5x scale

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.