Home / 14,396.39-21,588.88-6,998.66

Finding the Fourth Proportional to 14,396.39, 21,588.88 and 6,998.66

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Solution

The fourth proportional to 14,396.39, 21,588.88 and 6,998.66 is: 10,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.39 : 21,588.88 = 6,998.66 : x
  2. Step 2: Convert to fraction form
    14,396.39/21,588.88 = 6,998.66/x
  3. Step 3: Cross multiply
    14,396.39x = 21,588.88 × 6,998.66
  4. Step 4: Simplify right side
    14,396.39x = 151,093,230.90
  5. Step 5: Solve for x
    x = 151,093,230.90/14,396.39
  6. Step 6: Final answer
    x = 10,495.22

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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.