Home / 13,446.14-20,169.15-5,124.26

Finding the Fourth Proportional to 13,446.14, 20,169.15 and 5,124.26

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Solution

The fourth proportional to 13,446.14, 20,169.15 and 5,124.26 is: 7,686.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446.14 : 20,169.15 = 5,124.26 : x
  2. Step 2: Convert to fraction form
    13,446.14/20,169.15 = 5,124.26/x
  3. Step 3: Cross multiply
    13,446.14x = 20,169.15 × 5,124.26
  4. Step 4: Simplify right side
    13,446.14x = 103,351,968.58
  5. Step 5: Solve for x
    x = 103,351,968.58/13,446.14
  6. Step 6: Final answer
    x = 7,686.37

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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.