Home / 15,608.09-23,407.38-8,208.54

Finding the Fourth Proportional to 15,608.09, 23,407.38 and 8,208.54

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Solution

The fourth proportional to 15,608.09, 23,407.38 and 8,208.54 is: 12,310.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.09 : 23,407.38 = 8,208.54 : x
  2. Step 2: Convert to fraction form
    15,608.09/23,407.38 = 8,208.54/x
  3. Step 3: Cross multiply
    15,608.09x = 23,407.38 × 8,208.54
  4. Step 4: Simplify right side
    15,608.09x = 192,140,415.03
  5. Step 5: Solve for x
    x = 192,140,415.03/15,608.09
  6. Step 6: Final answer
    x = 12,310.31

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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.