Home / 17,598.38-26,399.29-5,118.50

Finding the Fourth Proportional to 17,598.38, 26,399.29 and 5,118.50

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Solution

The fourth proportional to 17,598.38, 26,399.29 and 5,118.50 is: 7,678.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,598.38 : 26,399.29 = 5,118.50 : x
  2. Step 2: Convert to fraction form
    17,598.38/26,399.29 = 5,118.50/x
  3. Step 3: Cross multiply
    17,598.38x = 26,399.29 × 5,118.50
  4. Step 4: Simplify right side
    17,598.38x = 135,124,765.87
  5. Step 5: Solve for x
    x = 135,124,765.87/17,598.38
  6. Step 6: Final answer
    x = 7,678.25

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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.