Home / 40,923.96-61,387.12-15,963

Finding the Fourth Proportional to 40,923.96, 61,387.12 and 15,963

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Solution

The fourth proportional to 40,923.96, 61,387.12 and 15,963 is: 23,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,923.96 : 61,387.12 = 15,963 : x
  2. Step 2: Convert to fraction form
    40,923.96/61,387.12 = 15,963/x
  3. Step 3: Cross multiply
    40,923.96x = 61,387.12 × 15,963
  4. Step 4: Simplify right side
    40,923.96x = 979,922,596.56
  5. Step 5: Solve for x
    x = 979,922,596.56/40,923.96
  6. Step 6: Final answer
    x = 23,944.96

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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.