Home / 20,262.10-30,293.24-17,176.54

Finding the Fourth Proportional to 20,262.10, 30,293.24 and 17,176.54

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Solution

The fourth proportional to 20,262.10, 30,293.24 and 17,176.54 is: 25,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262.10 : 30,293.24 = 17,176.54 : x
  2. Step 2: Convert to fraction form
    20,262.10/30,293.24 = 17,176.54/x
  3. Step 3: Cross multiply
    20,262.10x = 30,293.24 × 17,176.54
  4. Step 4: Simplify right side
    20,262.10x = 520,333,048.59
  5. Step 5: Solve for x
    x = 520,333,048.59/20,262.10
  6. Step 6: Final answer
    x = 25,680.11

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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.