Home / 17,979.36-26,981.03-6,292.57

Finding the Fourth Proportional to 17,979.36, 26,981.03 and 6,292.57

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Solution

The fourth proportional to 17,979.36, 26,981.03 and 6,292.57 is: 9,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.36 : 26,981.03 = 6,292.57 : x
  2. Step 2: Convert to fraction form
    17,979.36/26,981.03 = 6,292.57/x
  3. Step 3: Cross multiply
    17,979.36x = 26,981.03 × 6,292.57
  4. Step 4: Simplify right side
    17,979.36x = 169,780,019.95
  5. Step 5: Solve for x
    x = 169,780,019.95/17,979.36
  6. Step 6: Final answer
    x = 9,443.05

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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.