Home / 20,624.90-30,908.93-13,594.23

Finding the Fourth Proportional to 20,624.90, 30,908.93 and 13,594.23

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Solution

The fourth proportional to 20,624.90, 30,908.93 and 13,594.23 is: 20,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624.90 : 30,908.93 = 13,594.23 : x
  2. Step 2: Convert to fraction form
    20,624.90/30,908.93 = 13,594.23/x
  3. Step 3: Cross multiply
    20,624.90x = 30,908.93 × 13,594.23
  4. Step 4: Simplify right side
    20,624.90x = 420,183,035.50
  5. Step 5: Solve for x
    x = 420,183,035.50/20,624.90
  6. Step 6: Final answer
    x = 20,372.61

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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.