Home / 13,708.10-20,559.69-3,844.95

Finding the Fourth Proportional to 13,708.10, 20,559.69 and 3,844.95

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Solution

The fourth proportional to 13,708.10, 20,559.69 and 3,844.95 is: 5,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708.10 : 20,559.69 = 3,844.95 : x
  2. Step 2: Convert to fraction form
    13,708.10/20,559.69 = 3,844.95/x
  3. Step 3: Cross multiply
    13,708.10x = 20,559.69 × 3,844.95
  4. Step 4: Simplify right side
    13,708.10x = 79,050,980.07
  5. Step 5: Solve for x
    x = 79,050,980.07/13,708.10
  6. Step 6: Final answer
    x = 5,766.74

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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.