Home / 33,396.28-50,119.80-12,356.22

Finding the Fourth Proportional to 33,396.28, 50,119.80 and 12,356.22

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Solution

The fourth proportional to 33,396.28, 50,119.80 and 12,356.22 is: 18,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,396.28 : 50,119.80 = 12,356.22 : x
  2. Step 2: Convert to fraction form
    33,396.28/50,119.80 = 12,356.22/x
  3. Step 3: Cross multiply
    33,396.28x = 50,119.80 × 12,356.22
  4. Step 4: Simplify right side
    33,396.28x = 619,291,275.16
  5. Step 5: Solve for x
    x = 619,291,275.16/33,396.28
  6. Step 6: Final answer
    x = 18,543.72

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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.