Home / 20,324.18-30,487.26-6,293.90

Finding the Fourth Proportional to 20,324.18, 30,487.26 and 6,293.90

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Solution

The fourth proportional to 20,324.18, 30,487.26 and 6,293.90 is: 9,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,324.18 : 30,487.26 = 6,293.90 : x
  2. Step 2: Convert to fraction form
    20,324.18/30,487.26 = 6,293.90/x
  3. Step 3: Cross multiply
    20,324.18x = 30,487.26 × 6,293.90
  4. Step 4: Simplify right side
    20,324.18x = 191,883,765.71
  5. Step 5: Solve for x
    x = 191,883,765.71/20,324.18
  6. Step 6: Final answer
    x = 9,441.16

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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.