Home / 12,744.52-19,108.05-6,492.43

Finding the Fourth Proportional to 12,744.52, 19,108.05 and 6,492.43

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Solution

The fourth proportional to 12,744.52, 19,108.05 and 6,492.43 is: 9,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744.52 : 19,108.05 = 6,492.43 : x
  2. Step 2: Convert to fraction form
    12,744.52/19,108.05 = 6,492.43/x
  3. Step 3: Cross multiply
    12,744.52x = 19,108.05 × 6,492.43
  4. Step 4: Simplify right side
    12,744.52x = 124,057,677.06
  5. Step 5: Solve for x
    x = 124,057,677.06/12,744.52
  6. Step 6: Final answer
    x = 9,734.20

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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.