Home / 12,296.34-18,437.67-5,716.22

Finding the Fourth Proportional to 12,296.34, 18,437.67 and 5,716.22

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Solution

The fourth proportional to 12,296.34, 18,437.67 and 5,716.22 is: 8,571.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296.34 : 18,437.67 = 5,716.22 : x
  2. Step 2: Convert to fraction form
    12,296.34/18,437.67 = 5,716.22/x
  3. Step 3: Cross multiply
    12,296.34x = 18,437.67 × 5,716.22
  4. Step 4: Simplify right side
    12,296.34x = 105,393,685.82
  5. Step 5: Solve for x
    x = 105,393,685.82/12,296.34
  6. Step 6: Final answer
    x = 8,571.14

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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.