Home / 19,553.62-26,985.55-11,057.53

Finding the Fourth Proportional to 19,553.62, 26,985.55 and 11,057.53

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Solution

The fourth proportional to 19,553.62, 26,985.55 and 11,057.53 is: 15,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.62 : 26,985.55 = 11,057.53 : x
  2. Step 2: Convert to fraction form
    19,553.62/26,985.55 = 11,057.53/x
  3. Step 3: Cross multiply
    19,553.62x = 26,985.55 × 11,057.53
  4. Step 4: Simplify right side
    19,553.62x = 298,393,475.05
  5. Step 5: Solve for x
    x = 298,393,475.05/19,553.62
  6. Step 6: Final answer
    x = 15,260.27

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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.