Home / 39,675.96-54,752.62-22,449.08

Finding the Fourth Proportional to 39,675.96, 54,752.62 and 22,449.08

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Solution

The fourth proportional to 39,675.96, 54,752.62 and 22,449.08 is: 30,979.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,675.96 : 54,752.62 = 22,449.08 : x
  2. Step 2: Convert to fraction form
    39,675.96/54,752.62 = 22,449.08/x
  3. Step 3: Cross multiply
    39,675.96x = 54,752.62 × 22,449.08
  4. Step 4: Simplify right side
    39,675.96x = 1,229,145,946.59
  5. Step 5: Solve for x
    x = 1,229,145,946.59/39,675.96
  6. Step 6: Final answer
    x = 30,979.61

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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.