Home / 18,262.41-27,372.85-7,725.86

Finding the Fourth Proportional to 18,262.41, 27,372.85 and 7,725.86

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Solution

The fourth proportional to 18,262.41, 27,372.85 and 7,725.86 is: 11,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.41 : 27,372.85 = 7,725.86 : x
  2. Step 2: Convert to fraction form
    18,262.41/27,372.85 = 7,725.86/x
  3. Step 3: Cross multiply
    18,262.41x = 27,372.85 × 7,725.86
  4. Step 4: Simplify right side
    18,262.41x = 211,478,753.37
  5. Step 5: Solve for x
    x = 211,478,753.37/18,262.41
  6. Step 6: Final answer
    x = 11,580.00

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1.5x scale

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.