Home / 17,988.03-26,983.85-5,507.91

Finding the Fourth Proportional to 17,988.03, 26,983.85 and 5,507.91

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Solution

The fourth proportional to 17,988.03, 26,983.85 and 5,507.91 is: 8,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.03 : 26,983.85 = 5,507.91 : x
  2. Step 2: Convert to fraction form
    17,988.03/26,983.85 = 5,507.91/x
  3. Step 3: Cross multiply
    17,988.03x = 26,983.85 × 5,507.91
  4. Step 4: Simplify right side
    17,988.03x = 148,624,589.71
  5. Step 5: Solve for x
    x = 148,624,589.71/17,988.03
  6. Step 6: Final answer
    x = 8,262.42

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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.