Home / 17,786.64-26,679.78-4,637.82

Finding the Fourth Proportional to 17,786.64, 26,679.78 and 4,637.82

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Solution

The fourth proportional to 17,786.64, 26,679.78 and 4,637.82 is: 6,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.64 : 26,679.78 = 4,637.82 : x
  2. Step 2: Convert to fraction form
    17,786.64/26,679.78 = 4,637.82/x
  3. Step 3: Cross multiply
    17,786.64x = 26,679.78 × 4,637.82
  4. Step 4: Simplify right side
    17,786.64x = 123,736,017.28
  5. Step 5: Solve for x
    x = 123,736,017.28/17,786.64
  6. Step 6: Final answer
    x = 6,956.68

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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.