Home / 20,620.04-30,923.88-10,753.93

Finding the Fourth Proportional to 20,620.04, 30,923.88 and 10,753.93

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Solution

The fourth proportional to 20,620.04, 30,923.88 and 10,753.93 is: 16,127.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,620.04 : 30,923.88 = 10,753.93 : x
  2. Step 2: Convert to fraction form
    20,620.04/30,923.88 = 10,753.93/x
  3. Step 3: Cross multiply
    20,620.04x = 30,923.88 × 10,753.93
  4. Step 4: Simplify right side
    20,620.04x = 332,553,348.82
  5. Step 5: Solve for x
    x = 332,553,348.82/20,620.04
  6. Step 6: Final answer
    x = 16,127.68

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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.