Home / 20,628.10-30,937.19-9,524.13

Finding the Fourth Proportional to 20,628.10, 30,937.19 and 9,524.13

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Solution

The fourth proportional to 20,628.10, 30,937.19 and 9,524.13 is: 14,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628.10 : 30,937.19 = 9,524.13 : x
  2. Step 2: Convert to fraction form
    20,628.10/30,937.19 = 9,524.13/x
  3. Step 3: Cross multiply
    20,628.10x = 30,937.19 × 9,524.13
  4. Step 4: Simplify right side
    20,628.10x = 294,649,819.39
  5. Step 5: Solve for x
    x = 294,649,819.39/20,628.10
  6. Step 6: Final answer
    x = 14,283.90

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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.