Home / 19,314.66-28,975.25-5,984.59

Finding the Fourth Proportional to 19,314.66, 28,975.25 and 5,984.59

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Solution

The fourth proportional to 19,314.66, 28,975.25 and 5,984.59 is: 8,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.66 : 28,975.25 = 5,984.59 : x
  2. Step 2: Convert to fraction form
    19,314.66/28,975.25 = 5,984.59/x
  3. Step 3: Cross multiply
    19,314.66x = 28,975.25 × 5,984.59
  4. Step 4: Simplify right side
    19,314.66x = 173,404,991.40
  5. Step 5: Solve for x
    x = 173,404,991.40/19,314.66
  6. Step 6: Final answer
    x = 8,977.90

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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.