Home / 38,404.53-52,996.41-21,410.64

Finding the Fourth Proportional to 38,404.53, 52,996.41 and 21,410.64

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Solution

The fourth proportional to 38,404.53, 52,996.41 and 21,410.64 is: 29,545.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404.53 : 52,996.41 = 21,410.64 : x
  2. Step 2: Convert to fraction form
    38,404.53/52,996.41 = 21,410.64/x
  3. Step 3: Cross multiply
    38,404.53x = 52,996.41 × 21,410.64
  4. Step 4: Simplify right side
    38,404.53x = 1,134,687,055.80
  5. Step 5: Solve for x
    x = 1,134,687,055.80/38,404.53
  6. Step 6: Final answer
    x = 29,545.66

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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.