Home / 13,379.03-20,057.58-5,054.31

Finding the Fourth Proportional to 13,379.03, 20,057.58 and 5,054.31

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Solution

The fourth proportional to 13,379.03, 20,057.58 and 5,054.31 is: 7,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.03 : 20,057.58 = 5,054.31 : x
  2. Step 2: Convert to fraction form
    13,379.03/20,057.58 = 5,054.31/x
  3. Step 3: Cross multiply
    13,379.03x = 20,057.58 × 5,054.31
  4. Step 4: Simplify right side
    13,379.03x = 101,377,227.17
  5. Step 5: Solve for x
    x = 101,377,227.17/13,379.03
  6. Step 6: Final answer
    x = 7,577.33

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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.