Home / 28,993.61-43,476.69-11,232.58

Finding the Fourth Proportional to 28,993.61, 43,476.69 and 11,232.58

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Solution

The fourth proportional to 28,993.61, 43,476.69 and 11,232.58 is: 16,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,993.61 : 43,476.69 = 11,232.58 : x
  2. Step 2: Convert to fraction form
    28,993.61/43,476.69 = 11,232.58/x
  3. Step 3: Cross multiply
    28,993.61x = 43,476.69 × 11,232.58
  4. Step 4: Simplify right side
    28,993.61x = 488,355,289.87
  5. Step 5: Solve for x
    x = 488,355,289.87/28,993.61
  6. Step 6: Final answer
    x = 16,843.55

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1.5x scale

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.