Home / 28,759.68-43,146.81-15,608.52

Finding the Fourth Proportional to 28,759.68, 43,146.81 and 15,608.52

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Solution

The fourth proportional to 28,759.68, 43,146.81 and 15,608.52 is: 23,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,759.68 : 43,146.81 = 15,608.52 : x
  2. Step 2: Convert to fraction form
    28,759.68/43,146.81 = 15,608.52/x
  3. Step 3: Cross multiply
    28,759.68x = 43,146.81 × 15,608.52
  4. Step 4: Simplify right side
    28,759.68x = 673,457,846.82
  5. Step 5: Solve for x
    x = 673,457,846.82/28,759.68
  6. Step 6: Final answer
    x = 23,416.74

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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.