Home / 14,425.52-21,640.91-6,634.13

Finding the Fourth Proportional to 14,425.52, 21,640.91 and 6,634.13

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Solution

The fourth proportional to 14,425.52, 21,640.91 and 6,634.13 is: 9,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.52 : 21,640.91 = 6,634.13 : x
  2. Step 2: Convert to fraction form
    14,425.52/21,640.91 = 6,634.13/x
  3. Step 3: Cross multiply
    14,425.52x = 21,640.91 × 6,634.13
  4. Step 4: Simplify right side
    14,425.52x = 143,568,468.88
  5. Step 5: Solve for x
    x = 143,568,468.88/14,425.52
  6. Step 6: Final answer
    x = 9,952.40

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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.