Home / 43,934.24-65,907.80-12,765.44

Finding the Fourth Proportional to 43,934.24, 65,907.80 and 12,765.44

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Solution

The fourth proportional to 43,934.24, 65,907.80 and 12,765.44 is: 19,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,934.24 : 65,907.80 = 12,765.44 : x
  2. Step 2: Convert to fraction form
    43,934.24/65,907.80 = 12,765.44/x
  3. Step 3: Cross multiply
    43,934.24x = 65,907.80 × 12,765.44
  4. Step 4: Simplify right side
    43,934.24x = 841,342,066.43
  5. Step 5: Solve for x
    x = 841,342,066.43/43,934.24
  6. Step 6: Final answer
    x = 19,150.03

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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.