Home / 17,816.66-26,724.71-6,129.98

Finding the Fourth Proportional to 17,816.66, 26,724.71 and 6,129.98

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Solution

The fourth proportional to 17,816.66, 26,724.71 and 6,129.98 is: 9,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816.66 : 26,724.71 = 6,129.98 : x
  2. Step 2: Convert to fraction form
    17,816.66/26,724.71 = 6,129.98/x
  3. Step 3: Cross multiply
    17,816.66x = 26,724.71 × 6,129.98
  4. Step 4: Simplify right side
    17,816.66x = 163,821,937.81
  5. Step 5: Solve for x
    x = 163,821,937.81/17,816.66
  6. Step 6: Final answer
    x = 9,194.87

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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.