Home / 33,077.28-49,615.68-13,355.55

Finding the Fourth Proportional to 33,077.28, 49,615.68 and 13,355.55

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Solution

The fourth proportional to 33,077.28, 49,615.68 and 13,355.55 is: 20,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,077.28 : 49,615.68 = 13,355.55 : x
  2. Step 2: Convert to fraction form
    33,077.28/49,615.68 = 13,355.55/x
  3. Step 3: Cross multiply
    33,077.28x = 49,615.68 × 13,355.55
  4. Step 4: Simplify right side
    33,077.28x = 662,644,695.02
  5. Step 5: Solve for x
    x = 662,644,695.02/33,077.28
  6. Step 6: Final answer
    x = 20,033.23

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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.