Home / 12,633.26-17,434.08-7,329.68

Finding the Fourth Proportional to 12,633.26, 17,434.08 and 7,329.68

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Solution

The fourth proportional to 12,633.26, 17,434.08 and 7,329.68 is: 10,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.26 : 17,434.08 = 7,329.68 : x
  2. Step 2: Convert to fraction form
    12,633.26/17,434.08 = 7,329.68/x
  3. Step 3: Cross multiply
    12,633.26x = 17,434.08 × 7,329.68
  4. Step 4: Simplify right side
    12,633.26x = 127,786,227.49
  5. Step 5: Solve for x
    x = 127,786,227.49/12,633.26
  6. Step 6: Final answer
    x = 10,115.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.