Home / 12,036.77-18,055.62-3,716.04

Finding the Fourth Proportional to 12,036.77, 18,055.62 and 3,716.04

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Solution

The fourth proportional to 12,036.77, 18,055.62 and 3,716.04 is: 5,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.77 : 18,055.62 = 3,716.04 : x
  2. Step 2: Convert to fraction form
    12,036.77/18,055.62 = 3,716.04/x
  3. Step 3: Cross multiply
    12,036.77x = 18,055.62 × 3,716.04
  4. Step 4: Simplify right side
    12,036.77x = 67,095,406.14
  5. Step 5: Solve for x
    x = 67,095,406.14/12,036.77
  6. Step 6: Final answer
    x = 5,574.21

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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.