Home / 22,575.39-31,137.26-14,611.47

Finding the Fourth Proportional to 22,575.39, 31,137.26 and 14,611.47

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Solution

The fourth proportional to 22,575.39, 31,137.26 and 14,611.47 is: 20,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.39 : 31,137.26 = 14,611.47 : x
  2. Step 2: Convert to fraction form
    22,575.39/31,137.26 = 14,611.47/x
  3. Step 3: Cross multiply
    22,575.39x = 31,137.26 × 14,611.47
  4. Step 4: Simplify right side
    22,575.39x = 454,961,067.31
  5. Step 5: Solve for x
    x = 454,961,067.31/22,575.39
  6. Step 6: Final answer
    x = 20,152.97

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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.