Home / 13,236.86-19,849.45-6,218.86

Finding the Fourth Proportional to 13,236.86, 19,849.45 and 6,218.86

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Solution

The fourth proportional to 13,236.86, 19,849.45 and 6,218.86 is: 9,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.86 : 19,849.45 = 6,218.86 : x
  2. Step 2: Convert to fraction form
    13,236.86/19,849.45 = 6,218.86/x
  3. Step 3: Cross multiply
    13,236.86x = 19,849.45 × 6,218.86
  4. Step 4: Simplify right side
    13,236.86x = 123,441,026.26
  5. Step 5: Solve for x
    x = 123,441,026.26/13,236.86
  6. Step 6: Final answer
    x = 9,325.56

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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.