Home / 20,092.30-30,137.37-9,672.46

Finding the Fourth Proportional to 20,092.30, 30,137.37 and 9,672.46

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Solution

The fourth proportional to 20,092.30, 30,137.37 and 9,672.46 is: 14,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.30 : 30,137.37 = 9,672.46 : x
  2. Step 2: Convert to fraction form
    20,092.30/30,137.37 = 9,672.46/x
  3. Step 3: Cross multiply
    20,092.30x = 30,137.37 × 9,672.46
  4. Step 4: Simplify right side
    20,092.30x = 291,502,505.83
  5. Step 5: Solve for x
    x = 291,502,505.83/20,092.30
  6. Step 6: Final answer
    x = 14,508.17

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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.