Home / 13,137.22-19,698.53-4,367.35

Finding the Fourth Proportional to 13,137.22, 19,698.53 and 4,367.35

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Solution

The fourth proportional to 13,137.22, 19,698.53 and 4,367.35 is: 6,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,137.22 : 19,698.53 = 4,367.35 : x
  2. Step 2: Convert to fraction form
    13,137.22/19,698.53 = 4,367.35/x
  3. Step 3: Cross multiply
    13,137.22x = 19,698.53 × 4,367.35
  4. Step 4: Simplify right side
    13,137.22x = 86,030,276.50
  5. Step 5: Solve for x
    x = 86,030,276.50/13,137.22
  6. Step 6: Final answer
    x = 6,548.59

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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.