Home / 46,112.49-69,161.85-12,829.08

Finding the Fourth Proportional to 46,112.49, 69,161.85 and 12,829.08

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Solution

The fourth proportional to 46,112.49, 69,161.85 and 12,829.08 is: 19,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,112.49 : 69,161.85 = 12,829.08 : x
  2. Step 2: Convert to fraction form
    46,112.49/69,161.85 = 12,829.08/x
  3. Step 3: Cross multiply
    46,112.49x = 69,161.85 × 12,829.08
  4. Step 4: Simplify right side
    46,112.49x = 887,283,165.95
  5. Step 5: Solve for x
    x = 887,283,165.95/46,112.49
  6. Step 6: Final answer
    x = 19,241.71

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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.