Home / 19,310.94-28,963.98-6,162.21

Finding the Fourth Proportional to 19,310.94, 28,963.98 and 6,162.21

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Solution

The fourth proportional to 19,310.94, 28,963.98 and 6,162.21 is: 9,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.94 : 28,963.98 = 6,162.21 : x
  2. Step 2: Convert to fraction form
    19,310.94/28,963.98 = 6,162.21/x
  3. Step 3: Cross multiply
    19,310.94x = 28,963.98 × 6,162.21
  4. Step 4: Simplify right side
    19,310.94x = 178,482,127.20
  5. Step 5: Solve for x
    x = 178,482,127.20/19,310.94
  6. Step 6: Final answer
    x = 9,242.54

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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.