Home / 40,410.96-55,773.80-23,640.72

Finding the Fourth Proportional to 40,410.96, 55,773.80 and 23,640.72

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Solution

The fourth proportional to 40,410.96, 55,773.80 and 23,640.72 is: 32,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,410.96 : 55,773.80 = 23,640.72 : x
  2. Step 2: Convert to fraction form
    40,410.96/55,773.80 = 23,640.72/x
  3. Step 3: Cross multiply
    40,410.96x = 55,773.80 × 23,640.72
  4. Step 4: Simplify right side
    40,410.96x = 1,318,532,789.14
  5. Step 5: Solve for x
    x = 1,318,532,789.14/40,410.96
  6. Step 6: Final answer
    x = 32,628.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.