Home / 22,036.35-30,410.40-11,964.90

Finding the Fourth Proportional to 22,036.35, 30,410.40 and 11,964.90

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Solution

The fourth proportional to 22,036.35, 30,410.40 and 11,964.90 is: 16,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,036.35 : 30,410.40 = 11,964.90 : x
  2. Step 2: Convert to fraction form
    22,036.35/30,410.40 = 11,964.90/x
  3. Step 3: Cross multiply
    22,036.35x = 30,410.40 × 11,964.90
  4. Step 4: Simplify right side
    22,036.35x = 363,857,394.96
  5. Step 5: Solve for x
    x = 363,857,394.96/22,036.35
  6. Step 6: Final answer
    x = 16,511.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.