Home / 13,377.62-20,063.53-4,015.13

Finding the Fourth Proportional to 13,377.62, 20,063.53 and 4,015.13

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Solution

The fourth proportional to 13,377.62, 20,063.53 and 4,015.13 is: 6,021.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.62 : 20,063.53 = 4,015.13 : x
  2. Step 2: Convert to fraction form
    13,377.62/20,063.53 = 4,015.13/x
  3. Step 3: Cross multiply
    13,377.62x = 20,063.53 × 4,015.13
  4. Step 4: Simplify right side
    13,377.62x = 80,557,681.21
  5. Step 5: Solve for x
    x = 80,557,681.21/13,377.62
  6. Step 6: Final answer
    x = 6,021.82

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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.