Home / 13,794.91-19,040.99-9,015.55

Finding the Fourth Proportional to 13,794.91, 19,040.99 and 9,015.55

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Solution

The fourth proportional to 13,794.91, 19,040.99 and 9,015.55 is: 12,444.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.91 : 19,040.99 = 9,015.55 : x
  2. Step 2: Convert to fraction form
    13,794.91/19,040.99 = 9,015.55/x
  3. Step 3: Cross multiply
    13,794.91x = 19,040.99 × 9,015.55
  4. Step 4: Simplify right side
    13,794.91x = 171,664,857.11
  5. Step 5: Solve for x
    x = 171,664,857.11/13,794.91
  6. Step 6: Final answer
    x = 12,444.08

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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.