Home / 30,716.51-46,055.86-14,081.65

Finding the Fourth Proportional to 30,716.51, 46,055.86 and 14,081.65

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Solution

The fourth proportional to 30,716.51, 46,055.86 and 14,081.65 is: 21,113.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,716.51 : 46,055.86 = 14,081.65 : x
  2. Step 2: Convert to fraction form
    30,716.51/46,055.86 = 14,081.65/x
  3. Step 3: Cross multiply
    30,716.51x = 46,055.86 × 14,081.65
  4. Step 4: Simplify right side
    30,716.51x = 648,542,350.63
  5. Step 5: Solve for x
    x = 648,542,350.63/30,716.51
  6. Step 6: Final answer
    x = 21,113.81

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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.