Home / 28,773.24-43,106.37-15,636.66

Finding the Fourth Proportional to 28,773.24, 43,106.37 and 15,636.66

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Solution

The fourth proportional to 28,773.24, 43,106.37 and 15,636.66 is: 23,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773.24 : 43,106.37 = 15,636.66 : x
  2. Step 2: Convert to fraction form
    28,773.24/43,106.37 = 15,636.66/x
  3. Step 3: Cross multiply
    28,773.24x = 43,106.37 × 15,636.66
  4. Step 4: Simplify right side
    28,773.24x = 674,039,651.52
  5. Step 5: Solve for x
    x = 674,039,651.52/28,773.24
  6. Step 6: Final answer
    x = 23,425.92

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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.