Home / 29,866.14-41,213.72-16,434.80

Finding the Fourth Proportional to 29,866.14, 41,213.72 and 16,434.80

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Solution

The fourth proportional to 29,866.14, 41,213.72 and 16,434.80 is: 22,679.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,866.14 : 41,213.72 = 16,434.80 : x
  2. Step 2: Convert to fraction form
    29,866.14/41,213.72 = 16,434.80/x
  3. Step 3: Cross multiply
    29,866.14x = 41,213.72 × 16,434.80
  4. Step 4: Simplify right side
    29,866.14x = 677,339,245.46
  5. Step 5: Solve for x
    x = 677,339,245.46/29,866.14
  6. Step 6: Final answer
    x = 22,679.17

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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.