Home / 13,035.72-19,553.52-9,157.44

Finding the Fourth Proportional to 13,035.72, 19,553.52 and 9,157.44

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Solution

The fourth proportional to 13,035.72, 19,553.52 and 9,157.44 is: 13,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.72 : 19,553.52 = 9,157.44 : x
  2. Step 2: Convert to fraction form
    13,035.72/19,553.52 = 9,157.44/x
  3. Step 3: Cross multiply
    13,035.72x = 19,553.52 × 9,157.44
  4. Step 4: Simplify right side
    13,035.72x = 179,060,186.19
  5. Step 5: Solve for x
    x = 179,060,186.19/13,035.72
  6. Step 6: Final answer
    x = 13,736.12

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1.5x scale

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.