Home / 13,366.31-20,028.67-5,041.77

Finding the Fourth Proportional to 13,366.31, 20,028.67 and 5,041.77

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Solution

The fourth proportional to 13,366.31, 20,028.67 and 5,041.77 is: 7,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366.31 : 20,028.67 = 5,041.77 : x
  2. Step 2: Convert to fraction form
    13,366.31/20,028.67 = 5,041.77/x
  3. Step 3: Cross multiply
    13,366.31x = 20,028.67 × 5,041.77
  4. Step 4: Simplify right side
    13,366.31x = 100,979,922.34
  5. Step 5: Solve for x
    x = 100,979,922.34/13,366.31
  6. Step 6: Final answer
    x = 7,554.81

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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.