Home / 22,326.24-30,814.68-13,379.04

Finding the Fourth Proportional to 22,326.24, 30,814.68 and 13,379.04

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Solution

The fourth proportional to 22,326.24, 30,814.68 and 13,379.04 is: 18,465.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,326.24 : 30,814.68 = 13,379.04 : x
  2. Step 2: Convert to fraction form
    22,326.24/30,814.68 = 13,379.04/x
  3. Step 3: Cross multiply
    22,326.24x = 30,814.68 × 13,379.04
  4. Step 4: Simplify right side
    22,326.24x = 412,270,836.31
  5. Step 5: Solve for x
    x = 412,270,836.31/22,326.24
  6. Step 6: Final answer
    x = 18,465.75

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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.