Home / 13,035.75-19,556.34-4,269.97

Finding the Fourth Proportional to 13,035.75, 19,556.34 and 4,269.97

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Solution

The fourth proportional to 13,035.75, 19,556.34 and 4,269.97 is: 6,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.75 : 19,556.34 = 4,269.97 : x
  2. Step 2: Convert to fraction form
    13,035.75/19,556.34 = 4,269.97/x
  3. Step 3: Cross multiply
    13,035.75x = 19,556.34 × 4,269.97
  4. Step 4: Simplify right side
    13,035.75x = 83,504,985.11
  5. Step 5: Solve for x
    x = 83,504,985.11/13,035.75
  6. Step 6: Final answer
    x = 6,405.84

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1.5x scale

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.