Home / 12,316.13-16,996.67-6,727.49

Finding the Fourth Proportional to 12,316.13, 16,996.67 and 6,727.49

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Solution

The fourth proportional to 12,316.13, 16,996.67 and 6,727.49 is: 9,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.13 : 16,996.67 = 6,727.49 : x
  2. Step 2: Convert to fraction form
    12,316.13/16,996.67 = 6,727.49/x
  3. Step 3: Cross multiply
    12,316.13x = 16,996.67 × 6,727.49
  4. Step 4: Simplify right side
    12,316.13x = 114,344,859.29
  5. Step 5: Solve for x
    x = 114,344,859.29/12,316.13
  6. Step 6: Final answer
    x = 9,284.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.