Home / 13,236.66-19,849.98-5,336.49

Finding the Fourth Proportional to 13,236.66, 19,849.98 and 5,336.49

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Solution

The fourth proportional to 13,236.66, 19,849.98 and 5,336.49 is: 8,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.66 : 19,849.98 = 5,336.49 : x
  2. Step 2: Convert to fraction form
    13,236.66/19,849.98 = 5,336.49/x
  3. Step 3: Cross multiply
    13,236.66x = 19,849.98 × 5,336.49
  4. Step 4: Simplify right side
    13,236.66x = 105,929,219.77
  5. Step 5: Solve for x
    x = 105,929,219.77/13,236.66
  6. Step 6: Final answer
    x = 8,002.72

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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.