Home / 14,360.49-19,809.56-8,696.97

Finding the Fourth Proportional to 14,360.49, 19,809.56 and 8,696.97

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Solution

The fourth proportional to 14,360.49, 19,809.56 and 8,696.97 is: 11,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.49 : 19,809.56 = 8,696.97 : x
  2. Step 2: Convert to fraction form
    14,360.49/19,809.56 = 8,696.97/x
  3. Step 3: Cross multiply
    14,360.49x = 19,809.56 × 8,696.97
  4. Step 4: Simplify right side
    14,360.49x = 172,283,170.78
  5. Step 5: Solve for x
    x = 172,283,170.78/14,360.49
  6. Step 6: Final answer
    x = 11,997.03

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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.