Home / 17,933.88-26,905.13-5,621.88

Finding the Fourth Proportional to 17,933.88, 26,905.13 and 5,621.88

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Solution

The fourth proportional to 17,933.88, 26,905.13 and 5,621.88 is: 8,434.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.88 : 26,905.13 = 5,621.88 : x
  2. Step 2: Convert to fraction form
    17,933.88/26,905.13 = 5,621.88/x
  3. Step 3: Cross multiply
    17,933.88x = 26,905.13 × 5,621.88
  4. Step 4: Simplify right side
    17,933.88x = 151,257,412.24
  5. Step 5: Solve for x
    x = 151,257,412.24/17,933.88
  6. Step 6: Final answer
    x = 8,434.17

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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.