Home / 17,620.15-26,378.37-11,762.23

Finding the Fourth Proportional to 17,620.15, 26,378.37 and 11,762.23

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Solution

The fourth proportional to 17,620.15, 26,378.37 and 11,762.23 is: 17,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.15 : 26,378.37 = 11,762.23 : x
  2. Step 2: Convert to fraction form
    17,620.15/26,378.37 = 11,762.23/x
  3. Step 3: Cross multiply
    17,620.15x = 26,378.37 × 11,762.23
  4. Step 4: Simplify right side
    17,620.15x = 310,268,454.97
  5. Step 5: Solve for x
    x = 310,268,454.97/17,620.15
  6. Step 6: Final answer
    x = 17,608.73

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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.