Home / 18,983.76-26,195.04-10,600.80

Finding the Fourth Proportional to 18,983.76, 26,195.04 and 10,600.80

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Solution

The fourth proportional to 18,983.76, 26,195.04 and 10,600.80 is: 14,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983.76 : 26,195.04 = 10,600.80 : x
  2. Step 2: Convert to fraction form
    18,983.76/26,195.04 = 10,600.80/x
  3. Step 3: Cross multiply
    18,983.76x = 26,195.04 × 10,600.80
  4. Step 4: Simplify right side
    18,983.76x = 277,688,380.03
  5. Step 5: Solve for x
    x = 277,688,380.03/18,983.76
  6. Step 6: Final answer
    x = 14,627.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.