Home / 28,766.88-43,141.68-11,232.48

Finding the Fourth Proportional to 28,766.88, 43,141.68 and 11,232.48

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Solution

The fourth proportional to 28,766.88, 43,141.68 and 11,232.48 is: 16,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.88 : 43,141.68 = 11,232.48 : x
  2. Step 2: Convert to fraction form
    28,766.88/43,141.68 = 11,232.48/x
  3. Step 3: Cross multiply
    28,766.88x = 43,141.68 × 11,232.48
  4. Step 4: Simplify right side
    28,766.88x = 484,588,057.77
  5. Step 5: Solve for x
    x = 484,588,057.77/28,766.88
  6. Step 6: Final answer
    x = 16,845.35

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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.