Home / 43,558.44-65,338.02-13,976.32

Finding the Fourth Proportional to 43,558.44, 65,338.02 and 13,976.32

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Solution

The fourth proportional to 43,558.44, 65,338.02 and 13,976.32 is: 20,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,558.44 : 65,338.02 = 13,976.32 : x
  2. Step 2: Convert to fraction form
    43,558.44/65,338.02 = 13,976.32/x
  3. Step 3: Cross multiply
    43,558.44x = 65,338.02 × 13,976.32
  4. Step 4: Simplify right side
    43,558.44x = 913,185,075.69
  5. Step 5: Solve for x
    x = 913,185,075.69/43,558.44
  6. Step 6: Final answer
    x = 20,964.60

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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.