Home / 43,485.66-65,226.44-15,405.26

Finding the Fourth Proportional to 43,485.66, 65,226.44 and 15,405.26

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Solution

The fourth proportional to 43,485.66, 65,226.44 and 15,405.26 is: 23,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,485.66 : 65,226.44 = 15,405.26 : x
  2. Step 2: Convert to fraction form
    43,485.66/65,226.44 = 15,405.26/x
  3. Step 3: Cross multiply
    43,485.66x = 65,226.44 × 15,405.26
  4. Step 4: Simplify right side
    43,485.66x = 1,004,830,267.07
  5. Step 5: Solve for x
    x = 1,004,830,267.07/43,485.66
  6. Step 6: Final answer
    x = 23,107.16

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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.