Home / 46,129.31-69,194.03-12,849.47

Finding the Fourth Proportional to 46,129.31, 69,194.03 and 12,849.47

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Solution

The fourth proportional to 46,129.31, 69,194.03 and 12,849.47 is: 19,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,129.31 : 69,194.03 = 12,849.47 : x
  2. Step 2: Convert to fraction form
    46,129.31/69,194.03 = 12,849.47/x
  3. Step 3: Cross multiply
    46,129.31x = 69,194.03 × 12,849.47
  4. Step 4: Simplify right side
    46,129.31x = 889,106,202.45
  5. Step 5: Solve for x
    x = 889,106,202.45/46,129.31
  6. Step 6: Final answer
    x = 19,274.22

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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.