Home / 33,628.40-50,445.36-13,903.28

Finding the Fourth Proportional to 33,628.40, 50,445.36 and 13,903.28

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Solution

The fourth proportional to 33,628.40, 50,445.36 and 13,903.28 is: 20,856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,628.40 : 50,445.36 = 13,903.28 : x
  2. Step 2: Convert to fraction form
    33,628.40/50,445.36 = 13,903.28/x
  3. Step 3: Cross multiply
    33,628.40x = 50,445.36 × 13,903.28
  4. Step 4: Simplify right side
    33,628.40x = 701,355,964.78
  5. Step 5: Solve for x
    x = 701,355,964.78/33,628.40
  6. Step 6: Final answer
    x = 20,856.06

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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.