Home / 14,054.40-21,083.67-5,291.37

Finding the Fourth Proportional to 14,054.40, 21,083.67 and 5,291.37

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Solution

The fourth proportional to 14,054.40, 21,083.67 and 5,291.37 is: 7,937.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.40 : 21,083.67 = 5,291.37 : x
  2. Step 2: Convert to fraction form
    14,054.40/21,083.67 = 5,291.37/x
  3. Step 3: Cross multiply
    14,054.40x = 21,083.67 × 5,291.37
  4. Step 4: Simplify right side
    14,054.40x = 111,561,498.93
  5. Step 5: Solve for x
    x = 111,561,498.93/14,054.40
  6. Step 6: Final answer
    x = 7,937.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.