Home / 22,553.25-31,137.60-14,490.15

Finding the Fourth Proportional to 22,553.25, 31,137.60 and 14,490.15

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Solution

The fourth proportional to 22,553.25, 31,137.60 and 14,490.15 is: 20,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,553.25 : 31,137.60 = 14,490.15 : x
  2. Step 2: Convert to fraction form
    22,553.25/31,137.60 = 14,490.15/x
  3. Step 3: Cross multiply
    22,553.25x = 31,137.60 × 14,490.15
  4. Step 4: Simplify right side
    22,553.25x = 451,188,494.64
  5. Step 5: Solve for x
    x = 451,188,494.64/22,553.25
  6. Step 6: Final answer
    x = 20,005.48

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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.