Home / 11,826.16-17,740.95-3,505.10

Finding the Fourth Proportional to 11,826.16, 17,740.95 and 3,505.10

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Solution

The fourth proportional to 11,826.16, 17,740.95 and 3,505.10 is: 5,258.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.16 : 17,740.95 = 3,505.10 : x
  2. Step 2: Convert to fraction form
    11,826.16/17,740.95 = 3,505.10/x
  3. Step 3: Cross multiply
    11,826.16x = 17,740.95 × 3,505.10
  4. Step 4: Simplify right side
    11,826.16x = 62,183,803.85
  5. Step 5: Solve for x
    x = 62,183,803.85/11,826.16
  6. Step 6: Final answer
    x = 5,258.16

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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.