Home / 13,379.64-20,058.52-5,054.94

Finding the Fourth Proportional to 13,379.64, 20,058.52 and 5,054.94

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Solution

The fourth proportional to 13,379.64, 20,058.52 and 5,054.94 is: 7,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.64 : 20,058.52 = 5,054.94 : x
  2. Step 2: Convert to fraction form
    13,379.64/20,058.52 = 5,054.94/x
  3. Step 3: Cross multiply
    13,379.64x = 20,058.52 × 5,054.94
  4. Step 4: Simplify right side
    13,379.64x = 101,394,615.09
  5. Step 5: Solve for x
    x = 101,394,615.09/13,379.64
  6. Step 6: Final answer
    x = 7,578.28

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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.