Home / 11,231.83-16,853.67-8,597.71

Finding the Fourth Proportional to 11,231.83, 16,853.67 and 8,597.71

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Solution

The fourth proportional to 11,231.83, 16,853.67 and 8,597.71 is: 12,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.83 : 16,853.67 = 8,597.71 : x
  2. Step 2: Convert to fraction form
    11,231.83/16,853.67 = 8,597.71/x
  3. Step 3: Cross multiply
    11,231.83x = 16,853.67 × 8,597.71
  4. Step 4: Simplify right side
    11,231.83x = 144,902,988.16
  5. Step 5: Solve for x
    x = 144,902,988.16/11,231.83
  6. Step 6: Final answer
    x = 12,901.10

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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.