Home / 17,776.05-26,647.59-6,690.09

Finding the Fourth Proportional to 17,776.05, 26,647.59 and 6,690.09

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Solution

The fourth proportional to 17,776.05, 26,647.59 and 6,690.09 is: 10,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.05 : 26,647.59 = 6,690.09 : x
  2. Step 2: Convert to fraction form
    17,776.05/26,647.59 = 6,690.09/x
  3. Step 3: Cross multiply
    17,776.05x = 26,647.59 × 6,690.09
  4. Step 4: Simplify right side
    17,776.05x = 178,274,775.38
  5. Step 5: Solve for x
    x = 178,274,775.38/17,776.05
  6. Step 6: Final answer
    x = 10,028.93

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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.