Home / 20,092.60-30,145.38-6,953.32

Finding the Fourth Proportional to 20,092.60, 30,145.38 and 6,953.32

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Solution

The fourth proportional to 20,092.60, 30,145.38 and 6,953.32 is: 10,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.60 : 30,145.38 = 6,953.32 : x
  2. Step 2: Convert to fraction form
    20,092.60/30,145.38 = 6,953.32/x
  3. Step 3: Cross multiply
    20,092.60x = 30,145.38 × 6,953.32
  4. Step 4: Simplify right side
    20,092.60x = 209,610,473.66
  5. Step 5: Solve for x
    x = 209,610,473.66/20,092.60
  6. Step 6: Final answer
    x = 10,432.22

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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.