Home / 22,538.36-31,112.02-13,593.54

Finding the Fourth Proportional to 22,538.36, 31,112.02 and 13,593.54

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Solution

The fourth proportional to 22,538.36, 31,112.02 and 13,593.54 is: 18,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,538.36 : 31,112.02 = 13,593.54 : x
  2. Step 2: Convert to fraction form
    22,538.36/31,112.02 = 13,593.54/x
  3. Step 3: Cross multiply
    22,538.36x = 31,112.02 × 13,593.54
  4. Step 4: Simplify right side
    22,538.36x = 422,922,488.35
  5. Step 5: Solve for x
    x = 422,922,488.35/22,538.36
  6. Step 6: Final answer
    x = 18,764.56

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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.