Home / 14,202.03-21,303.18-3,813.78

Finding the Fourth Proportional to 14,202.03, 21,303.18 and 3,813.78

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Solution

The fourth proportional to 14,202.03, 21,303.18 and 3,813.78 is: 5,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.03 : 21,303.18 = 3,813.78 : x
  2. Step 2: Convert to fraction form
    14,202.03/21,303.18 = 3,813.78/x
  3. Step 3: Cross multiply
    14,202.03x = 21,303.18 × 3,813.78
  4. Step 4: Simplify right side
    14,202.03x = 81,245,641.82
  5. Step 5: Solve for x
    x = 81,245,641.82/14,202.03
  6. Step 6: Final answer
    x = 5,720.71

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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.