Home / 38,661.96-57,997.98-10,960.68

Finding the Fourth Proportional to 38,661.96, 57,997.98 and 10,960.68

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Solution

The fourth proportional to 38,661.96, 57,997.98 and 10,960.68 is: 16,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,661.96 : 57,997.98 = 10,960.68 : x
  2. Step 2: Convert to fraction form
    38,661.96/57,997.98 = 10,960.68/x
  3. Step 3: Cross multiply
    38,661.96x = 57,997.98 × 10,960.68
  4. Step 4: Simplify right side
    38,661.96x = 635,697,299.43
  5. Step 5: Solve for x
    x = 635,697,299.43/38,661.96
  6. Step 6: Final answer
    x = 16,442.45

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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.