Home / 33,412.32-50,106.96-13,685.28

Finding the Fourth Proportional to 33,412.32, 50,106.96 and 13,685.28

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Solution

The fourth proportional to 33,412.32, 50,106.96 and 13,685.28 is: 20,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.32 : 50,106.96 = 13,685.28 : x
  2. Step 2: Convert to fraction form
    33,412.32/50,106.96 = 13,685.28/x
  3. Step 3: Cross multiply
    33,412.32x = 50,106.96 × 13,685.28
  4. Step 4: Simplify right side
    33,412.32x = 685,727,777.55
  5. Step 5: Solve for x
    x = 685,727,777.55/33,412.32
  6. Step 6: Final answer
    x = 20,523.20

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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.