Home / 21,961.14-32,900.38-10,854.83

Finding the Fourth Proportional to 21,961.14, 32,900.38 and 10,854.83

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Solution

The fourth proportional to 21,961.14, 32,900.38 and 10,854.83 is: 16,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,961.14 : 32,900.38 = 10,854.83 : x
  2. Step 2: Convert to fraction form
    21,961.14/32,900.38 = 10,854.83/x
  3. Step 3: Cross multiply
    21,961.14x = 32,900.38 × 10,854.83
  4. Step 4: Simplify right side
    21,961.14x = 357,127,840.20
  5. Step 5: Solve for x
    x = 357,127,840.20/21,961.14
  6. Step 6: Final answer
    x = 16,261.81

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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.