Home / 13,730.26-20,595.39-4,964.98

Finding the Fourth Proportional to 13,730.26, 20,595.39 and 4,964.98

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Solution

The fourth proportional to 13,730.26, 20,595.39 and 4,964.98 is: 7,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,730.26 : 20,595.39 = 4,964.98 : x
  2. Step 2: Convert to fraction form
    13,730.26/20,595.39 = 4,964.98/x
  3. Step 3: Cross multiply
    13,730.26x = 20,595.39 × 4,964.98
  4. Step 4: Simplify right side
    13,730.26x = 102,255,699.44
  5. Step 5: Solve for x
    x = 102,255,699.44/13,730.26
  6. Step 6: Final answer
    x = 7,447.47

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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.