Home / 19,134.53-28,704.39-6,652.94

Finding the Fourth Proportional to 19,134.53, 28,704.39 and 6,652.94

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Solution

The fourth proportional to 19,134.53, 28,704.39 and 6,652.94 is: 9,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.53 : 28,704.39 = 6,652.94 : x
  2. Step 2: Convert to fraction form
    19,134.53/28,704.39 = 6,652.94/x
  3. Step 3: Cross multiply
    19,134.53x = 28,704.39 × 6,652.94
  4. Step 4: Simplify right side
    19,134.53x = 190,968,551.14
  5. Step 5: Solve for x
    x = 190,968,551.14/19,134.53
  6. Step 6: Final answer
    x = 9,980.31

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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.