Home / 17,808.30-26,712.45-6,715.35

Finding the Fourth Proportional to 17,808.30, 26,712.45 and 6,715.35

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Solution

The fourth proportional to 17,808.30, 26,712.45 and 6,715.35 is: 10,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.30 : 26,712.45 = 6,715.35 : x
  2. Step 2: Convert to fraction form
    17,808.30/26,712.45 = 6,715.35/x
  3. Step 3: Cross multiply
    17,808.30x = 26,712.45 × 6,715.35
  4. Step 4: Simplify right side
    17,808.30x = 179,383,451.11
  5. Step 5: Solve for x
    x = 179,383,451.11/17,808.30
  6. Step 6: Final answer
    x = 10,073.03

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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.