Home / 22,439.43-33,628.77-13,074.21

Finding the Fourth Proportional to 22,439.43, 33,628.77 and 13,074.21

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Solution

The fourth proportional to 22,439.43, 33,628.77 and 13,074.21 is: 19,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439.43 : 33,628.77 = 13,074.21 : x
  2. Step 2: Convert to fraction form
    22,439.43/33,628.77 = 13,074.21/x
  3. Step 3: Cross multiply
    22,439.43x = 33,628.77 × 13,074.21
  4. Step 4: Simplify right side
    22,439.43x = 439,669,601.02
  5. Step 5: Solve for x
    x = 439,669,601.02/22,439.43
  6. Step 6: Final answer
    x = 19,593.62

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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.