Home / 29,404.62-40,579.08-15,976.64

Finding the Fourth Proportional to 29,404.62, 40,579.08 and 15,976.64

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Solution

The fourth proportional to 29,404.62, 40,579.08 and 15,976.64 is: 22,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404.62 : 40,579.08 = 15,976.64 : x
  2. Step 2: Convert to fraction form
    29,404.62/40,579.08 = 15,976.64/x
  3. Step 3: Cross multiply
    29,404.62x = 40,579.08 × 15,976.64
  4. Step 4: Simplify right side
    29,404.62x = 648,317,394.23
  5. Step 5: Solve for x
    x = 648,317,394.23/29,404.62
  6. Step 6: Final answer
    x = 22,048.15

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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.