Home / 21,789.73-32,677.44-6,995.15

Finding the Fourth Proportional to 21,789.73, 32,677.44 and 6,995.15

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Solution

The fourth proportional to 21,789.73, 32,677.44 and 6,995.15 is: 10,490.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,789.73 : 32,677.44 = 6,995.15 : x
  2. Step 2: Convert to fraction form
    21,789.73/32,677.44 = 6,995.15/x
  3. Step 3: Cross multiply
    21,789.73x = 32,677.44 × 6,995.15
  4. Step 4: Simplify right side
    21,789.73x = 228,583,594.42
  5. Step 5: Solve for x
    x = 228,583,594.42/21,789.73
  6. Step 6: Final answer
    x = 10,490.43

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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.