Home / 13,934.48-19,233.20-8,626.16

Finding the Fourth Proportional to 13,934.48, 19,233.20 and 8,626.16

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Solution

The fourth proportional to 13,934.48, 19,233.20 and 8,626.16 is: 11,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.48 : 19,233.20 = 8,626.16 : x
  2. Step 2: Convert to fraction form
    13,934.48/19,233.20 = 8,626.16/x
  3. Step 3: Cross multiply
    13,934.48x = 19,233.20 × 8,626.16
  4. Step 4: Simplify right side
    13,934.48x = 165,908,660.51
  5. Step 5: Solve for x
    x = 165,908,660.51/13,934.48
  6. Step 6: Final answer
    x = 11,906.34

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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.