Home / 20,393.17-30,585.30-5,600.54

Finding the Fourth Proportional to 20,393.17, 30,585.30 and 5,600.54

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Solution

The fourth proportional to 20,393.17, 30,585.30 and 5,600.54 is: 8,399.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,393.17 : 30,585.30 = 5,600.54 : x
  2. Step 2: Convert to fraction form
    20,393.17/30,585.30 = 5,600.54/x
  3. Step 3: Cross multiply
    20,393.17x = 30,585.30 × 5,600.54
  4. Step 4: Simplify right side
    20,393.17x = 171,294,251.52
  5. Step 5: Solve for x
    x = 171,294,251.52/20,393.17
  6. Step 6: Final answer
    x = 8,399.59

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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.