Home / 20,533.24-30,795.15-5,743.20

Finding the Fourth Proportional to 20,533.24, 30,795.15 and 5,743.20

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Solution

The fourth proportional to 20,533.24, 30,795.15 and 5,743.20 is: 8,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,533.24 : 30,795.15 = 5,743.20 : x
  2. Step 2: Convert to fraction form
    20,533.24/30,795.15 = 5,743.20/x
  3. Step 3: Cross multiply
    20,533.24x = 30,795.15 × 5,743.20
  4. Step 4: Simplify right side
    20,533.24x = 176,862,705.48
  5. Step 5: Solve for x
    x = 176,862,705.48/20,533.24
  6. Step 6: Final answer
    x = 8,613.48

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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.