Home / 20,036.52-30,055.55-5,996.75

Finding the Fourth Proportional to 20,036.52, 30,055.55 and 5,996.75

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Solution

The fourth proportional to 20,036.52, 30,055.55 and 5,996.75 is: 8,995.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.52 : 30,055.55 = 5,996.75 : x
  2. Step 2: Convert to fraction form
    20,036.52/30,055.55 = 5,996.75/x
  3. Step 3: Cross multiply
    20,036.52x = 30,055.55 × 5,996.75
  4. Step 4: Simplify right side
    20,036.52x = 180,235,439.20
  5. Step 5: Solve for x
    x = 180,235,439.20/20,036.52
  6. Step 6: Final answer
    x = 8,995.35

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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.