Home / 11,018.13-16,529.64-3,622.29

Finding the Fourth Proportional to 11,018.13, 16,529.64 and 3,622.29

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Solution

The fourth proportional to 11,018.13, 16,529.64 and 3,622.29 is: 5,434.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.13 : 16,529.64 = 3,622.29 : x
  2. Step 2: Convert to fraction form
    11,018.13/16,529.64 = 3,622.29/x
  3. Step 3: Cross multiply
    11,018.13x = 16,529.64 × 3,622.29
  4. Step 4: Simplify right side
    11,018.13x = 59,875,074.11
  5. Step 5: Solve for x
    x = 59,875,074.11/11,018.13
  6. Step 6: Final answer
    x = 5,434.23

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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.