Home / 43,891.41-65,837.67-15,427.21

Finding the Fourth Proportional to 43,891.41, 65,837.67 and 15,427.21

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Solution

The fourth proportional to 43,891.41, 65,837.67 and 15,427.21 is: 23,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,891.41 : 65,837.67 = 15,427.21 : x
  2. Step 2: Convert to fraction form
    43,891.41/65,837.67 = 15,427.21/x
  3. Step 3: Cross multiply
    43,891.41x = 65,837.67 × 15,427.21
  4. Step 4: Simplify right side
    43,891.41x = 1,015,691,713.37
  5. Step 5: Solve for x
    x = 1,015,691,713.37/43,891.41
  6. Step 6: Final answer
    x = 23,141.01

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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.