Home / 39,494.62-54,501.96-21,589.30

Finding the Fourth Proportional to 39,494.62, 54,501.96 and 21,589.30

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Solution

The fourth proportional to 39,494.62, 54,501.96 and 21,589.30 is: 29,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,494.62 : 54,501.96 = 21,589.30 : x
  2. Step 2: Convert to fraction form
    39,494.62/54,501.96 = 21,589.30/x
  3. Step 3: Cross multiply
    39,494.62x = 54,501.96 × 21,589.30
  4. Step 4: Simplify right side
    39,494.62x = 1,176,659,165.03
  5. Step 5: Solve for x
    x = 1,176,659,165.03/39,494.62
  6. Step 6: Final answer
    x = 29,792.90

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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.