Home / 12,402.12-17,114.44-6,736.74

Finding the Fourth Proportional to 12,402.12, 17,114.44 and 6,736.74

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Solution

The fourth proportional to 12,402.12, 17,114.44 and 6,736.74 is: 9,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,402.12 : 17,114.44 = 6,736.74 : x
  2. Step 2: Convert to fraction form
    12,402.12/17,114.44 = 6,736.74/x
  3. Step 3: Cross multiply
    12,402.12x = 17,114.44 × 6,736.74
  4. Step 4: Simplify right side
    12,402.12x = 115,295,532.53
  5. Step 5: Solve for x
    x = 115,295,532.53/12,402.12
  6. Step 6: Final answer
    x = 9,296.44

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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.