Home / 33,422.30-50,139.77-13,433.35

Finding the Fourth Proportional to 33,422.30, 50,139.77 and 13,433.35

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Solution

The fourth proportional to 33,422.30, 50,139.77 and 13,433.35 is: 20,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.30 : 50,139.77 = 13,433.35 : x
  2. Step 2: Convert to fraction form
    33,422.30/50,139.77 = 13,433.35/x
  3. Step 3: Cross multiply
    33,422.30x = 50,139.77 × 13,433.35
  4. Step 4: Simplify right side
    33,422.30x = 673,545,079.33
  5. Step 5: Solve for x
    x = 673,545,079.33/33,422.30
  6. Step 6: Final answer
    x = 20,152.57

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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.