Home / 17,921.58-26,864.85-8,063.34

Finding the Fourth Proportional to 17,921.58, 26,864.85 and 8,063.34

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Solution

The fourth proportional to 17,921.58, 26,864.85 and 8,063.34 is: 12,087.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.58 : 26,864.85 = 8,063.34 : x
  2. Step 2: Convert to fraction form
    17,921.58/26,864.85 = 8,063.34/x
  3. Step 3: Cross multiply
    17,921.58x = 26,864.85 × 8,063.34
  4. Step 4: Simplify right side
    17,921.58x = 216,620,419.60
  5. Step 5: Solve for x
    x = 216,620,419.60/17,921.58
  6. Step 6: Final answer
    x = 12,087.13

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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.