Home / 13,773.32-20,654.50-5,003.44

Finding the Fourth Proportional to 13,773.32, 20,654.50 and 5,003.44

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Solution

The fourth proportional to 13,773.32, 20,654.50 and 5,003.44 is: 7,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773.32 : 20,654.50 = 5,003.44 : x
  2. Step 2: Convert to fraction form
    13,773.32/20,654.50 = 5,003.44/x
  3. Step 3: Cross multiply
    13,773.32x = 20,654.50 × 5,003.44
  4. Step 4: Simplify right side
    13,773.32x = 103,343,551.48
  5. Step 5: Solve for x
    x = 103,343,551.48/13,773.32
  6. Step 6: Final answer
    x = 7,503.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.