Home / 17,933.74-26,900.61-4,786.16

Finding the Fourth Proportional to 17,933.74, 26,900.61 and 4,786.16

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Solution

The fourth proportional to 17,933.74, 26,900.61 and 4,786.16 is: 7,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.74 : 26,900.61 = 4,786.16 : x
  2. Step 2: Convert to fraction form
    17,933.74/26,900.61 = 4,786.16/x
  3. Step 3: Cross multiply
    17,933.74x = 26,900.61 × 4,786.16
  4. Step 4: Simplify right side
    17,933.74x = 128,750,465.12
  5. Step 5: Solve for x
    x = 128,750,465.12/17,933.74
  6. Step 6: Final answer
    x = 7,179.23

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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.