Home / 19,083.72-28,630.46-5,936.20

Finding the Fourth Proportional to 19,083.72, 28,630.46 and 5,936.20

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Solution

The fourth proportional to 19,083.72, 28,630.46 and 5,936.20 is: 8,905.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083.72 : 28,630.46 = 5,936.20 : x
  2. Step 2: Convert to fraction form
    19,083.72/28,630.46 = 5,936.20/x
  3. Step 3: Cross multiply
    19,083.72x = 28,630.46 × 5,936.20
  4. Step 4: Simplify right side
    19,083.72x = 169,956,136.65
  5. Step 5: Solve for x
    x = 169,956,136.65/19,083.72
  6. Step 6: Final answer
    x = 8,905.82

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1.5x scale

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.