Home / 28,927.68-43,376.94-14,114.40

Finding the Fourth Proportional to 28,927.68, 43,376.94 and 14,114.40

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Solution

The fourth proportional to 28,927.68, 43,376.94 and 14,114.40 is: 21,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,927.68 : 43,376.94 = 14,114.40 : x
  2. Step 2: Convert to fraction form
    28,927.68/43,376.94 = 14,114.40/x
  3. Step 3: Cross multiply
    28,927.68x = 43,376.94 × 14,114.40
  4. Step 4: Simplify right side
    28,927.68x = 612,239,481.94
  5. Step 5: Solve for x
    x = 612,239,481.94/28,927.68
  6. Step 6: Final answer
    x = 21,164.49

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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.