Home / 13,673.44-20,506.24-5,347.56

Finding the Fourth Proportional to 13,673.44, 20,506.24 and 5,347.56

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Solution

The fourth proportional to 13,673.44, 20,506.24 and 5,347.56 is: 8,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.44 : 20,506.24 = 5,347.56 : x
  2. Step 2: Convert to fraction form
    13,673.44/20,506.24 = 5,347.56/x
  3. Step 3: Cross multiply
    13,673.44x = 20,506.24 × 5,347.56
  4. Step 4: Simplify right side
    13,673.44x = 109,658,348.77
  5. Step 5: Solve for x
    x = 109,658,348.77/13,673.44
  6. Step 6: Final answer
    x = 8,019.81

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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.