Home / 20,335.56-30,502.44-5,544.48

Finding the Fourth Proportional to 20,335.56, 30,502.44 and 5,544.48

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Solution

The fourth proportional to 20,335.56, 30,502.44 and 5,544.48 is: 8,316.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,335.56 : 30,502.44 = 5,544.48 : x
  2. Step 2: Convert to fraction form
    20,335.56/30,502.44 = 5,544.48/x
  3. Step 3: Cross multiply
    20,335.56x = 30,502.44 × 5,544.48
  4. Step 4: Simplify right side
    20,335.56x = 169,119,988.30
  5. Step 5: Solve for x
    x = 169,119,988.30/20,335.56
  6. Step 6: Final answer
    x = 8,316.47

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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.