Home / 43,832.37-65,763.81-13,851.18

Finding the Fourth Proportional to 43,832.37, 65,763.81 and 13,851.18

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Solution

The fourth proportional to 43,832.37, 65,763.81 and 13,851.18 is: 20,781.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,832.37 : 65,763.81 = 13,851.18 : x
  2. Step 2: Convert to fraction form
    43,832.37/65,763.81 = 13,851.18/x
  3. Step 3: Cross multiply
    43,832.37x = 65,763.81 × 13,851.18
  4. Step 4: Simplify right side
    43,832.37x = 910,906,369.80
  5. Step 5: Solve for x
    x = 910,906,369.80/43,832.37
  6. Step 6: Final answer
    x = 20,781.59

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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.