Home / 39,518.08-54,441.62-27,560.05

Finding the Fourth Proportional to 39,518.08, 54,441.62 and 27,560.05

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Solution

The fourth proportional to 39,518.08, 54,441.62 and 27,560.05 is: 37,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,518.08 : 54,441.62 = 27,560.05 : x
  2. Step 2: Convert to fraction form
    39,518.08/54,441.62 = 27,560.05/x
  3. Step 3: Cross multiply
    39,518.08x = 54,441.62 × 27,560.05
  4. Step 4: Simplify right side
    39,518.08x = 1,500,413,598.73
  5. Step 5: Solve for x
    x = 1,500,413,598.73/39,518.08
  6. Step 6: Final answer
    x = 37,967.78

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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.