Home / 18,626.06-27,927.41-6,929.66

Finding the Fourth Proportional to 18,626.06, 27,927.41 and 6,929.66

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Solution

The fourth proportional to 18,626.06, 27,927.41 and 6,929.66 is: 10,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,626.06 : 27,927.41 = 6,929.66 : x
  2. Step 2: Convert to fraction form
    18,626.06/27,927.41 = 6,929.66/x
  3. Step 3: Cross multiply
    18,626.06x = 27,927.41 × 6,929.66
  4. Step 4: Simplify right side
    18,626.06x = 193,527,455.98
  5. Step 5: Solve for x
    x = 193,527,455.98/18,626.06
  6. Step 6: Final answer
    x = 10,390.14

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1.5x scale

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.