Home / 13,357.06-20,028.18-5,465.11

Finding the Fourth Proportional to 13,357.06, 20,028.18 and 5,465.11

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Solution

The fourth proportional to 13,357.06, 20,028.18 and 5,465.11 is: 8,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.06 : 20,028.18 = 5,465.11 : x
  2. Step 2: Convert to fraction form
    13,357.06/20,028.18 = 5,465.11/x
  3. Step 3: Cross multiply
    13,357.06x = 20,028.18 × 5,465.11
  4. Step 4: Simplify right side
    13,357.06x = 109,456,184.04
  5. Step 5: Solve for x
    x = 109,456,184.04/13,357.06
  6. Step 6: Final answer
    x = 8,194.63

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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.