Home / 31,965.60-47,944.08-8,593.44

Finding the Fourth Proportional to 31,965.60, 47,944.08 and 8,593.44

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Solution

The fourth proportional to 31,965.60, 47,944.08 and 8,593.44 is: 12,889.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.60 : 47,944.08 = 8,593.44 : x
  2. Step 2: Convert to fraction form
    31,965.60/47,944.08 = 8,593.44/x
  3. Step 3: Cross multiply
    31,965.60x = 47,944.08 × 8,593.44
  4. Step 4: Simplify right side
    31,965.60x = 412,004,574.84
  5. Step 5: Solve for x
    x = 412,004,574.84/31,965.60
  6. Step 6: Final answer
    x = 12,889.00

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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.