Home / 22,503.44-31,056.03-13,553.82

Finding the Fourth Proportional to 22,503.44, 31,056.03 and 13,553.82

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Solution

The fourth proportional to 22,503.44, 31,056.03 and 13,553.82 is: 18,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503.44 : 31,056.03 = 13,553.82 : x
  2. Step 2: Convert to fraction form
    22,503.44/31,056.03 = 13,553.82/x
  3. Step 3: Cross multiply
    22,503.44x = 31,056.03 × 13,553.82
  4. Step 4: Simplify right side
    22,503.44x = 420,927,840.53
  5. Step 5: Solve for x
    x = 420,927,840.53/22,503.44
  6. Step 6: Final answer
    x = 18,705.05

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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.