Home / 46,427.00-69,643.46-13,149.70

Finding the Fourth Proportional to 46,427.00, 69,643.46 and 13,149.70

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Solution

The fourth proportional to 46,427.00, 69,643.46 and 13,149.70 is: 19,725.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,427.00 : 69,643.46 = 13,149.70 : x
  2. Step 2: Convert to fraction form
    46,427.00/69,643.46 = 13,149.70/x
  3. Step 3: Cross multiply
    46,427.00x = 69,643.46 × 13,149.70
  4. Step 4: Simplify right side
    46,427.00x = 915,790,464.73
  5. Step 5: Solve for x
    x = 915,790,464.73/46,427.00
  6. Step 6: Final answer
    x = 19,725.39

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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.