Home / 22,250.40-30,703.44-13,296.12

Finding the Fourth Proportional to 22,250.40, 30,703.44 and 13,296.12

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Solution

The fourth proportional to 22,250.40, 30,703.44 and 13,296.12 is: 18,347.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,250.40 : 30,703.44 = 13,296.12 : x
  2. Step 2: Convert to fraction form
    22,250.40/30,703.44 = 13,296.12/x
  3. Step 3: Cross multiply
    22,250.40x = 30,703.44 × 13,296.12
  4. Step 4: Simplify right side
    22,250.40x = 408,236,622.65
  5. Step 5: Solve for x
    x = 408,236,622.65/22,250.40
  6. Step 6: Final answer
    x = 18,347.38

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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.