Home / 20,335.56-30,502.24-5,544.40

Finding the Fourth Proportional to 20,335.56, 30,502.24 and 5,544.40

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Solution

The fourth proportional to 20,335.56, 30,502.24 and 5,544.40 is: 8,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,335.56 : 30,502.24 = 5,544.40 : x
  2. Step 2: Convert to fraction form
    20,335.56/30,502.24 = 5,544.40/x
  3. Step 3: Cross multiply
    20,335.56x = 30,502.24 × 5,544.40
  4. Step 4: Simplify right side
    20,335.56x = 169,116,619.46
  5. Step 5: Solve for x
    x = 169,116,619.46/20,335.56
  6. Step 6: Final answer
    x = 8,316.30

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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.