Home / 17,938.72-26,919.30-6,846.36

Finding the Fourth Proportional to 17,938.72, 26,919.30 and 6,846.36

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Solution

The fourth proportional to 17,938.72, 26,919.30 and 6,846.36 is: 10,273.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938.72 : 26,919.30 = 6,846.36 : x
  2. Step 2: Convert to fraction form
    17,938.72/26,919.30 = 6,846.36/x
  3. Step 3: Cross multiply
    17,938.72x = 26,919.30 × 6,846.36
  4. Step 4: Simplify right side
    17,938.72x = 184,299,218.75
  5. Step 5: Solve for x
    x = 184,299,218.75/17,938.72
  6. Step 6: Final answer
    x = 10,273.82

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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.