Home / 29,535.48-40,759.99-16,789.20

Finding the Fourth Proportional to 29,535.48, 40,759.99 and 16,789.20

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Solution

The fourth proportional to 29,535.48, 40,759.99 and 16,789.20 is: 23,169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,535.48 : 40,759.99 = 16,789.20 : x
  2. Step 2: Convert to fraction form
    29,535.48/40,759.99 = 16,789.20/x
  3. Step 3: Cross multiply
    29,535.48x = 40,759.99 × 16,789.20
  4. Step 4: Simplify right side
    29,535.48x = 684,327,582.14
  5. Step 5: Solve for x
    x = 684,327,582.14/29,535.48
  6. Step 6: Final answer
    x = 23,169.68

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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.