Home / 13,892.37-19,177.62-8,863.18

Finding the Fourth Proportional to 13,892.37, 19,177.62 and 8,863.18

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Solution

The fourth proportional to 13,892.37, 19,177.62 and 8,863.18 is: 12,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892.37 : 19,177.62 = 8,863.18 : x
  2. Step 2: Convert to fraction form
    13,892.37/19,177.62 = 8,863.18/x
  3. Step 3: Cross multiply
    13,892.37x = 19,177.62 × 8,863.18
  4. Step 4: Simplify right side
    13,892.37x = 169,974,698.03
  5. Step 5: Solve for x
    x = 169,974,698.03/13,892.37
  6. Step 6: Final answer
    x = 12,235.11

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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.