Home / 46,014.21-69,022.85-12,731.49

Finding the Fourth Proportional to 46,014.21, 69,022.85 and 12,731.49

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Solution

The fourth proportional to 46,014.21, 69,022.85 and 12,731.49 is: 19,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,014.21 : 69,022.85 = 12,731.49 : x
  2. Step 2: Convert to fraction form
    46,014.21/69,022.85 = 12,731.49/x
  3. Step 3: Cross multiply
    46,014.21x = 69,022.85 × 12,731.49
  4. Step 4: Simplify right side
    46,014.21x = 878,763,724.55
  5. Step 5: Solve for x
    x = 878,763,724.55/46,014.21
  6. Step 6: Final answer
    x = 19,097.66

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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.