Home / 39,380.58-54,343.31-23,464.69

Finding the Fourth Proportional to 39,380.58, 54,343.31 and 23,464.69

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Solution

The fourth proportional to 39,380.58, 54,343.31 and 23,464.69 is: 32,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.58 : 54,343.31 = 23,464.69 : x
  2. Step 2: Convert to fraction form
    39,380.58/54,343.31 = 23,464.69/x
  3. Step 3: Cross multiply
    39,380.58x = 54,343.31 × 23,464.69
  4. Step 4: Simplify right side
    39,380.58x = 1,275,148,669.54
  5. Step 5: Solve for x
    x = 1,275,148,669.54/39,380.58
  6. Step 6: Final answer
    x = 32,380.14

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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.