Home / 22,418.44-30,938.27-13,925.25

Finding the Fourth Proportional to 22,418.44, 30,938.27 and 13,925.25

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Solution

The fourth proportional to 22,418.44, 30,938.27 and 13,925.25 is: 19,217.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,418.44 : 30,938.27 = 13,925.25 : x
  2. Step 2: Convert to fraction form
    22,418.44/30,938.27 = 13,925.25/x
  3. Step 3: Cross multiply
    22,418.44x = 30,938.27 × 13,925.25
  4. Step 4: Simplify right side
    22,418.44x = 430,823,074.69
  5. Step 5: Solve for x
    x = 430,823,074.69/22,418.44
  6. Step 6: Final answer
    x = 19,217.36

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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.