Home / 20,033.50-30,042.04-8,932.60

Finding the Fourth Proportional to 20,033.50, 30,042.04 and 8,932.60

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Solution

The fourth proportional to 20,033.50, 30,042.04 and 8,932.60 is: 13,395.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.50 : 30,042.04 = 8,932.60 : x
  2. Step 2: Convert to fraction form
    20,033.50/30,042.04 = 8,932.60/x
  3. Step 3: Cross multiply
    20,033.50x = 30,042.04 × 8,932.60
  4. Step 4: Simplify right side
    20,033.50x = 268,353,526.50
  5. Step 5: Solve for x
    x = 268,353,526.50/20,033.50
  6. Step 6: Final answer
    x = 13,395.24

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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.