Home / 28,690.94-43,043.33-9,968.25

Finding the Fourth Proportional to 28,690.94, 43,043.33 and 9,968.25

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Solution

The fourth proportional to 28,690.94, 43,043.33 and 9,968.25 is: 14,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,690.94 : 43,043.33 = 9,968.25 : x
  2. Step 2: Convert to fraction form
    28,690.94/43,043.33 = 9,968.25/x
  3. Step 3: Cross multiply
    28,690.94x = 43,043.33 × 9,968.25
  4. Step 4: Simplify right side
    28,690.94x = 429,066,699.19
  5. Step 5: Solve for x
    x = 429,066,699.19/28,690.94
  6. Step 6: Final answer
    x = 14,954.78

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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.