Home / 39,048.08-53,860.75-27,579.83

Finding the Fourth Proportional to 39,048.08, 53,860.75 and 27,579.83

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Solution

The fourth proportional to 39,048.08, 53,860.75 and 27,579.83 is: 38,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,048.08 : 53,860.75 = 27,579.83 : x
  2. Step 2: Convert to fraction form
    39,048.08/53,860.75 = 27,579.83/x
  3. Step 3: Cross multiply
    39,048.08x = 53,860.75 × 27,579.83
  4. Step 4: Simplify right side
    39,048.08x = 1,485,469,990.42
  5. Step 5: Solve for x
    x = 1,485,469,990.42/39,048.08
  6. Step 6: Final answer
    x = 38,042.08

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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.