Home / 31,724.44-47,593.64-12,003.16

Finding the Fourth Proportional to 31,724.44, 47,593.64 and 12,003.16

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Solution

The fourth proportional to 31,724.44, 47,593.64 and 12,003.16 is: 18,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.44 : 47,593.64 = 12,003.16 : x
  2. Step 2: Convert to fraction form
    31,724.44/47,593.64 = 12,003.16/x
  3. Step 3: Cross multiply
    31,724.44x = 47,593.64 × 12,003.16
  4. Step 4: Simplify right side
    31,724.44x = 571,274,075.90
  5. Step 5: Solve for x
    x = 571,274,075.90/31,724.44
  6. Step 6: Final answer
    x = 18,007.38

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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.