Home / 20,004.76-30,033.06-12,624.04

Finding the Fourth Proportional to 20,004.76, 30,033.06 and 12,624.04

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Solution

The fourth proportional to 20,004.76, 30,033.06 and 12,624.04 is: 18,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.76 : 30,033.06 = 12,624.04 : x
  2. Step 2: Convert to fraction form
    20,004.76/30,033.06 = 12,624.04/x
  3. Step 3: Cross multiply
    20,004.76x = 30,033.06 × 12,624.04
  4. Step 4: Simplify right side
    20,004.76x = 379,138,550.76
  5. Step 5: Solve for x
    x = 379,138,550.76/20,004.76
  6. Step 6: Final answer
    x = 18,952.42

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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.