Home / 13,804.20-19,053.42-8,503.44

Finding the Fourth Proportional to 13,804.20, 19,053.42 and 8,503.44

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Solution

The fourth proportional to 13,804.20, 19,053.42 and 8,503.44 is: 11,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.20 : 19,053.42 = 8,503.44 : x
  2. Step 2: Convert to fraction form
    13,804.20/19,053.42 = 8,503.44/x
  3. Step 3: Cross multiply
    13,804.20x = 19,053.42 × 8,503.44
  4. Step 4: Simplify right side
    13,804.20x = 162,019,613.76
  5. Step 5: Solve for x
    x = 162,019,613.76/13,804.20
  6. Step 6: Final answer
    x = 11,736.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.