Home / 20,262.93-30,394.35-5,473.32

Finding the Fourth Proportional to 20,262.93, 30,394.35 and 5,473.32

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Solution

The fourth proportional to 20,262.93, 30,394.35 and 5,473.32 is: 8,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262.93 : 30,394.35 = 5,473.32 : x
  2. Step 2: Convert to fraction form
    20,262.93/30,394.35 = 5,473.32/x
  3. Step 3: Cross multiply
    20,262.93x = 30,394.35 × 5,473.32
  4. Step 4: Simplify right side
    20,262.93x = 166,358,003.74
  5. Step 5: Solve for x
    x = 166,358,003.74/20,262.93
  6. Step 6: Final answer
    x = 8,209.97

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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.