Home / 13,371.09-20,056.38-4,605.81

Finding the Fourth Proportional to 13,371.09, 20,056.38 and 4,605.81

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Solution

The fourth proportional to 13,371.09, 20,056.38 and 4,605.81 is: 6,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.09 : 20,056.38 = 4,605.81 : x
  2. Step 2: Convert to fraction form
    13,371.09/20,056.38 = 4,605.81/x
  3. Step 3: Cross multiply
    13,371.09x = 20,056.38 × 4,605.81
  4. Step 4: Simplify right side
    13,371.09x = 92,375,875.57
  5. Step 5: Solve for x
    x = 92,375,875.57/13,371.09
  6. Step 6: Final answer
    x = 6,908.63

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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.