Home / 33,003.20-49,512.40-13,282.40

Finding the Fourth Proportional to 33,003.20, 49,512.40 and 13,282.40

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Solution

The fourth proportional to 33,003.20, 49,512.40 and 13,282.40 is: 19,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,003.20 : 49,512.40 = 13,282.40 : x
  2. Step 2: Convert to fraction form
    33,003.20/49,512.40 = 13,282.40/x
  3. Step 3: Cross multiply
    33,003.20x = 49,512.40 × 13,282.40
  4. Step 4: Simplify right side
    33,003.20x = 657,643,501.76
  5. Step 5: Solve for x
    x = 657,643,501.76/33,003.20
  6. Step 6: Final answer
    x = 19,926.66

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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.