Home / 13,913.08-19,199.94-7,625.44

Finding the Fourth Proportional to 13,913.08, 19,199.94 and 7,625.44

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Solution

The fourth proportional to 13,913.08, 19,199.94 and 7,625.44 is: 10,523.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913.08 : 19,199.94 = 7,625.44 : x
  2. Step 2: Convert to fraction form
    13,913.08/19,199.94 = 7,625.44/x
  3. Step 3: Cross multiply
    13,913.08x = 19,199.94 × 7,625.44
  4. Step 4: Simplify right side
    13,913.08x = 146,407,990.47
  5. Step 5: Solve for x
    x = 146,407,990.47/13,913.08
  6. Step 6: Final answer
    x = 10,523.05

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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.