Home / 13,044.20-19,522.38-11,965.16

Finding the Fourth Proportional to 13,044.20, 19,522.38 and 11,965.16

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Solution

The fourth proportional to 13,044.20, 19,522.38 and 11,965.16 is: 17,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.20 : 19,522.38 = 11,965.16 : x
  2. Step 2: Convert to fraction form
    13,044.20/19,522.38 = 11,965.16/x
  3. Step 3: Cross multiply
    13,044.20x = 19,522.38 × 11,965.16
  4. Step 4: Simplify right side
    13,044.20x = 233,588,400.28
  5. Step 5: Solve for x
    x = 233,588,400.28/13,044.20
  6. Step 6: Final answer
    x = 17,907.45

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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.