Home / 13,375.03-20,062.65-3,514.29

Finding the Fourth Proportional to 13,375.03, 20,062.65 and 3,514.29

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Solution

The fourth proportional to 13,375.03, 20,062.65 and 3,514.29 is: 5,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.03 : 20,062.65 = 3,514.29 : x
  2. Step 2: Convert to fraction form
    13,375.03/20,062.65 = 3,514.29/x
  3. Step 3: Cross multiply
    13,375.03x = 20,062.65 × 3,514.29
  4. Step 4: Simplify right side
    13,375.03x = 70,505,970.27
  5. Step 5: Solve for x
    x = 70,505,970.27/13,375.03
  6. Step 6: Final answer
    x = 5,271.46

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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.