Home / 13,806.98-19,042.37-8,492.26

Finding the Fourth Proportional to 13,806.98, 19,042.37 and 8,492.26

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Solution

The fourth proportional to 13,806.98, 19,042.37 and 8,492.26 is: 11,712.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,806.98 : 19,042.37 = 8,492.26 : x
  2. Step 2: Convert to fraction form
    13,806.98/19,042.37 = 8,492.26/x
  3. Step 3: Cross multiply
    13,806.98x = 19,042.37 × 8,492.26
  4. Step 4: Simplify right side
    13,806.98x = 161,712,757.06
  5. Step 5: Solve for x
    x = 161,712,757.06/13,806.98
  6. Step 6: Final answer
    x = 11,712.39

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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.