Home / 33,019.20-49,528.80-28,110.60

Finding the Fourth Proportional to 33,019.20, 49,528.80 and 28,110.60

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Solution

The fourth proportional to 33,019.20, 49,528.80 and 28,110.60 is: 42,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,019.20 : 49,528.80 = 28,110.60 : x
  2. Step 2: Convert to fraction form
    33,019.20/49,528.80 = 28,110.60/x
  3. Step 3: Cross multiply
    33,019.20x = 49,528.80 × 28,110.60
  4. Step 4: Simplify right side
    33,019.20x = 1,392,284,285.28
  5. Step 5: Solve for x
    x = 1,392,284,285.28/33,019.20
  6. Step 6: Final answer
    x = 42,165.90

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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.