Home / 19,329.66-28,996.79-6,847.16

Finding the Fourth Proportional to 19,329.66, 28,996.79 and 6,847.16

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Solution

The fourth proportional to 19,329.66, 28,996.79 and 6,847.16 is: 10,271.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.66 : 28,996.79 = 6,847.16 : x
  2. Step 2: Convert to fraction form
    19,329.66/28,996.79 = 6,847.16/x
  3. Step 3: Cross multiply
    19,329.66x = 28,996.79 × 6,847.16
  4. Step 4: Simplify right side
    19,329.66x = 198,545,481.40
  5. Step 5: Solve for x
    x = 198,545,481.40/19,329.66
  6. Step 6: Final answer
    x = 10,271.55

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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.