Home / 20,504.04-30,757.68-10,110.12

Finding the Fourth Proportional to 20,504.04, 30,757.68 and 10,110.12

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Solution

The fourth proportional to 20,504.04, 30,757.68 and 10,110.12 is: 15,165.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,504.04 : 30,757.68 = 10,110.12 : x
  2. Step 2: Convert to fraction form
    20,504.04/30,757.68 = 10,110.12/x
  3. Step 3: Cross multiply
    20,504.04x = 30,757.68 × 10,110.12
  4. Step 4: Simplify right side
    20,504.04x = 310,963,835.72
  5. Step 5: Solve for x
    x = 310,963,835.72/20,504.04
  6. Step 6: Final answer
    x = 15,165.98

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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.