Home / 33,643.60-50,471.52-13,911.44

Finding the Fourth Proportional to 33,643.60, 50,471.52 and 13,911.44

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Solution

The fourth proportional to 33,643.60, 50,471.52 and 13,911.44 is: 20,869.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,643.60 : 50,471.52 = 13,911.44 : x
  2. Step 2: Convert to fraction form
    33,643.60/50,471.52 = 13,911.44/x
  3. Step 3: Cross multiply
    33,643.60x = 50,471.52 × 13,911.44
  4. Step 4: Simplify right side
    33,643.60x = 702,131,522.19
  5. Step 5: Solve for x
    x = 702,131,522.19/33,643.60
  6. Step 6: Final answer
    x = 20,869.69

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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.