Home / 43,531.59-65,321.99-18,569.27

Finding the Fourth Proportional to 43,531.59, 65,321.99 and 18,569.27

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Solution

The fourth proportional to 43,531.59, 65,321.99 and 18,569.27 is: 27,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,531.59 : 65,321.99 = 18,569.27 : x
  2. Step 2: Convert to fraction form
    43,531.59/65,321.99 = 18,569.27/x
  3. Step 3: Cross multiply
    43,531.59x = 65,321.99 × 18,569.27
  4. Step 4: Simplify right side
    43,531.59x = 1,212,981,249.79
  5. Step 5: Solve for x
    x = 1,212,981,249.79/43,531.59
  6. Step 6: Final answer
    x = 27,864.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.