Home / 19,319.38-29,004.99-11,436.46

Finding the Fourth Proportional to 19,319.38, 29,004.99 and 11,436.46

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Solution

The fourth proportional to 19,319.38, 29,004.99 and 11,436.46 is: 17,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319.38 : 29,004.99 = 11,436.46 : x
  2. Step 2: Convert to fraction form
    19,319.38/29,004.99 = 11,436.46/x
  3. Step 3: Cross multiply
    19,319.38x = 29,004.99 × 11,436.46
  4. Step 4: Simplify right side
    19,319.38x = 331,714,407.94
  5. Step 5: Solve for x
    x = 331,714,407.94/19,319.38
  6. Step 6: Final answer
    x = 17,170.03

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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.