Home / 17,912.88-26,869.56-6,226.32

Finding the Fourth Proportional to 17,912.88, 26,869.56 and 6,226.32

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Solution

The fourth proportional to 17,912.88, 26,869.56 and 6,226.32 is: 9,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.88 : 26,869.56 = 6,226.32 : x
  2. Step 2: Convert to fraction form
    17,912.88/26,869.56 = 6,226.32/x
  3. Step 3: Cross multiply
    17,912.88x = 26,869.56 × 6,226.32
  4. Step 4: Simplify right side
    17,912.88x = 167,298,478.82
  5. Step 5: Solve for x
    x = 167,298,478.82/17,912.88
  6. Step 6: Final answer
    x = 9,339.56

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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.