Home / 19,553.44-26,969.42-12,836.62

Finding the Fourth Proportional to 19,553.44, 26,969.42 and 12,836.62

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Solution

The fourth proportional to 19,553.44, 26,969.42 and 12,836.62 is: 17,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.44 : 26,969.42 = 12,836.62 : x
  2. Step 2: Convert to fraction form
    19,553.44/26,969.42 = 12,836.62/x
  3. Step 3: Cross multiply
    19,553.44x = 26,969.42 × 12,836.62
  4. Step 4: Simplify right side
    19,553.44x = 346,196,064.55
  5. Step 5: Solve for x
    x = 346,196,064.55/19,553.44
  6. Step 6: Final answer
    x = 17,705.13

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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.