Home / 17,905.41-26,858.08-6,218.73

Finding the Fourth Proportional to 17,905.41, 26,858.08 and 6,218.73

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Solution

The fourth proportional to 17,905.41, 26,858.08 and 6,218.73 is: 9,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.41 : 26,858.08 = 6,218.73 : x
  2. Step 2: Convert to fraction form
    17,905.41/26,858.08 = 6,218.73/x
  3. Step 3: Cross multiply
    17,905.41x = 26,858.08 × 6,218.73
  4. Step 4: Simplify right side
    17,905.41x = 167,023,147.84
  5. Step 5: Solve for x
    x = 167,023,147.84/17,905.41
  6. Step 6: Final answer
    x = 9,328.08

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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.