Home / 56,054.75-84,079.69-13,933.94

Finding the Fourth Proportional to 56,054.75, 84,079.69 and 13,933.94

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Solution

The fourth proportional to 56,054.75, 84,079.69 and 13,933.94 is: 20,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,054.75 : 84,079.69 = 13,933.94 : x
  2. Step 2: Convert to fraction form
    56,054.75/84,079.69 = 13,933.94/x
  3. Step 3: Cross multiply
    56,054.75x = 84,079.69 × 13,933.94
  4. Step 4: Simplify right side
    56,054.75x = 1,171,561,355.68
  5. Step 5: Solve for x
    x = 1,171,561,355.68/56,054.75
  6. Step 6: Final answer
    x = 20,900.30

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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.