Home / 12,337.74-18,473.67-6,481.98

Finding the Fourth Proportional to 12,337.74, 18,473.67 and 6,481.98

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Solution

The fourth proportional to 12,337.74, 18,473.67 and 6,481.98 is: 9,705.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.74 : 18,473.67 = 6,481.98 : x
  2. Step 2: Convert to fraction form
    12,337.74/18,473.67 = 6,481.98/x
  3. Step 3: Cross multiply
    12,337.74x = 18,473.67 × 6,481.98
  4. Step 4: Simplify right side
    12,337.74x = 119,745,959.47
  5. Step 5: Solve for x
    x = 119,745,959.47/12,337.74
  6. Step 6: Final answer
    x = 9,705.66

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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.