Home / 28,007.50-41,996.40-8,283.33

Finding the Fourth Proportional to 28,007.50, 41,996.40 and 8,283.33

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Solution

The fourth proportional to 28,007.50, 41,996.40 and 8,283.33 is: 12,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007.50 : 41,996.40 = 8,283.33 : x
  2. Step 2: Convert to fraction form
    28,007.50/41,996.40 = 8,283.33/x
  3. Step 3: Cross multiply
    28,007.50x = 41,996.40 × 8,283.33
  4. Step 4: Simplify right side
    28,007.50x = 347,870,040.01
  5. Step 5: Solve for x
    x = 347,870,040.01/28,007.50
  6. Step 6: Final answer
    x = 12,420.60

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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.