Home / 9,823.82-14,666.91-8,633.61

Finding the Fourth Proportional to 9,823.82, 14,666.91 and 8,633.61

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Solution

The fourth proportional to 9,823.82, 14,666.91 and 8,633.61 is: 12,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.82 : 14,666.91 = 8,633.61 : x
  2. Step 2: Convert to fraction form
    9,823.82/14,666.91 = 8,633.61/x
  3. Step 3: Cross multiply
    9,823.82x = 14,666.91 × 8,633.61
  4. Step 4: Simplify right side
    9,823.82x = 126,628,379.74
  5. Step 5: Solve for x
    x = 126,628,379.74/9,823.82
  6. Step 6: Final answer
    x = 12,889.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.