Home / 11,411.18-15,827.99-11,107.73

Finding the Fourth Proportional to 11,411.18, 15,827.99 and 11,107.73

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Solution

The fourth proportional to 11,411.18, 15,827.99 and 11,107.73 is: 15,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411.18 : 15,827.99 = 11,107.73 : x
  2. Step 2: Convert to fraction form
    11,411.18/15,827.99 = 11,107.73/x
  3. Step 3: Cross multiply
    11,411.18x = 15,827.99 × 11,107.73
  4. Step 4: Simplify right side
    11,411.18x = 175,813,023.39
  5. Step 5: Solve for x
    x = 175,813,023.39/11,411.18
  6. Step 6: Final answer
    x = 15,407.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.