Home / 28,818.42-43,232.86-14,027.36

Finding the Fourth Proportional to 28,818.42, 43,232.86 and 14,027.36

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Solution

The fourth proportional to 28,818.42, 43,232.86 and 14,027.36 is: 21,043.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.42 : 43,232.86 = 14,027.36 : x
  2. Step 2: Convert to fraction form
    28,818.42/43,232.86 = 14,027.36/x
  3. Step 3: Cross multiply
    28,818.42x = 43,232.86 × 14,027.36
  4. Step 4: Simplify right side
    28,818.42x = 606,442,891.05
  5. Step 5: Solve for x
    x = 606,442,891.05/28,818.42
  6. Step 6: Final answer
    x = 21,043.59

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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.