Home / 28,965.26-43,447.25-7,904.93

Finding the Fourth Proportional to 28,965.26, 43,447.25 and 7,904.93

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Solution

The fourth proportional to 28,965.26, 43,447.25 and 7,904.93 is: 11,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,965.26 : 43,447.25 = 7,904.93 : x
  2. Step 2: Convert to fraction form
    28,965.26/43,447.25 = 7,904.93/x
  3. Step 3: Cross multiply
    28,965.26x = 43,447.25 × 7,904.93
  4. Step 4: Simplify right side
    28,965.26x = 343,447,272.47
  5. Step 5: Solve for x
    x = 343,447,272.47/28,965.26
  6. Step 6: Final answer
    x = 11,857.21

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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.