Home / 17,000.56-25,481.40-7,647.76

Finding the Fourth Proportional to 17,000.56, 25,481.40 and 7,647.76

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Solution

The fourth proportional to 17,000.56, 25,481.40 and 7,647.76 is: 11,462.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,000.56 : 25,481.40 = 7,647.76 : x
  2. Step 2: Convert to fraction form
    17,000.56/25,481.40 = 7,647.76/x
  3. Step 3: Cross multiply
    17,000.56x = 25,481.40 × 7,647.76
  4. Step 4: Simplify right side
    17,000.56x = 194,875,631.66
  5. Step 5: Solve for x
    x = 194,875,631.66/17,000.56
  6. Step 6: Final answer
    x = 11,462.89

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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.