Home / 13,738.05-20,592.72-6,347.37

Finding the Fourth Proportional to 13,738.05, 20,592.72 and 6,347.37

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Solution

The fourth proportional to 13,738.05, 20,592.72 and 6,347.37 is: 9,514.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738.05 : 20,592.72 = 6,347.37 : x
  2. Step 2: Convert to fraction form
    13,738.05/20,592.72 = 6,347.37/x
  3. Step 3: Cross multiply
    13,738.05x = 20,592.72 × 6,347.37
  4. Step 4: Simplify right side
    13,738.05x = 130,709,613.15
  5. Step 5: Solve for x
    x = 130,709,613.15/13,738.05
  6. Step 6: Final answer
    x = 9,514.42

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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.