Home / 13,378.26-20,068.39-4,017.53

Finding the Fourth Proportional to 13,378.26, 20,068.39 and 4,017.53

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Solution

The fourth proportional to 13,378.26, 20,068.39 and 4,017.53 is: 6,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,378.26 : 20,068.39 = 4,017.53 : x
  2. Step 2: Convert to fraction form
    13,378.26/20,068.39 = 4,017.53/x
  3. Step 3: Cross multiply
    13,378.26x = 20,068.39 × 4,017.53
  4. Step 4: Simplify right side
    13,378.26x = 80,625,414.07
  5. Step 5: Solve for x
    x = 80,625,414.07/13,378.26
  6. Step 6: Final answer
    x = 6,026.60

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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.