Home / 46,939.41-70,409.26-11,879.05

Finding the Fourth Proportional to 46,939.41, 70,409.26 and 11,879.05

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Solution

The fourth proportional to 46,939.41, 70,409.26 and 11,879.05 is: 17,818.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,939.41 : 70,409.26 = 11,879.05 : x
  2. Step 2: Convert to fraction form
    46,939.41/70,409.26 = 11,879.05/x
  3. Step 3: Cross multiply
    46,939.41x = 70,409.26 × 11,879.05
  4. Step 4: Simplify right side
    46,939.41x = 836,395,120.00
  5. Step 5: Solve for x
    x = 836,395,120.00/46,939.41
  6. Step 6: Final answer
    x = 17,818.61

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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.