Home / 43,837.24-65,738.56-18,879.16

Finding the Fourth Proportional to 43,837.24, 65,738.56 and 18,879.16

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Solution

The fourth proportional to 43,837.24, 65,738.56 and 18,879.16 is: 28,311.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,837.24 : 65,738.56 = 18,879.16 : x
  2. Step 2: Convert to fraction form
    43,837.24/65,738.56 = 18,879.16/x
  3. Step 3: Cross multiply
    43,837.24x = 65,738.56 × 18,879.16
  4. Step 4: Simplify right side
    43,837.24x = 1,241,088,792.41
  5. Step 5: Solve for x
    x = 1,241,088,792.41/43,837.24
  6. Step 6: Final answer
    x = 28,311.29

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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.