Home / 13,379.53-20,058.33-5,054.81

Finding the Fourth Proportional to 13,379.53, 20,058.33 and 5,054.81

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Solution

The fourth proportional to 13,379.53, 20,058.33 and 5,054.81 is: 7,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.53 : 20,058.33 = 5,054.81 : x
  2. Step 2: Convert to fraction form
    13,379.53/20,058.33 = 5,054.81/x
  3. Step 3: Cross multiply
    13,379.53x = 20,058.33 × 5,054.81
  4. Step 4: Simplify right side
    13,379.53x = 101,391,047.07
  5. Step 5: Solve for x
    x = 101,391,047.07/13,379.53
  6. Step 6: Final answer
    x = 7,578.08

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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.