Home / 22,244.36-30,696.32-13,296.80

Finding the Fourth Proportional to 22,244.36, 30,696.32 and 13,296.80

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Solution

The fourth proportional to 22,244.36, 30,696.32 and 13,296.80 is: 18,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,244.36 : 30,696.32 = 13,296.80 : x
  2. Step 2: Convert to fraction form
    22,244.36/30,696.32 = 13,296.80/x
  3. Step 3: Cross multiply
    22,244.36x = 30,696.32 × 13,296.80
  4. Step 4: Simplify right side
    22,244.36x = 408,162,827.78
  5. Step 5: Solve for x
    x = 408,162,827.78/22,244.36
  6. Step 6: Final answer
    x = 18,349.05

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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.