Home / 13,375.25-20,066.21-4,015.44

Finding the Fourth Proportional to 13,375.25, 20,066.21 and 4,015.44

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Solution

The fourth proportional to 13,375.25, 20,066.21 and 4,015.44 is: 6,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.25 : 20,066.21 = 4,015.44 : x
  2. Step 2: Convert to fraction form
    13,375.25/20,066.21 = 4,015.44/x
  3. Step 3: Cross multiply
    13,375.25x = 20,066.21 × 4,015.44
  4. Step 4: Simplify right side
    13,375.25x = 80,574,642.21
  5. Step 5: Solve for x
    x = 80,574,642.21/13,375.25
  6. Step 6: Final answer
    x = 6,024.16

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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.