Home / 30,679.40-46,025.26-10,957.46

Finding the Fourth Proportional to 30,679.40, 46,025.26 and 10,957.46

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Solution

The fourth proportional to 30,679.40, 46,025.26 and 10,957.46 is: 16,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,679.40 : 46,025.26 = 10,957.46 : x
  2. Step 2: Convert to fraction form
    30,679.40/46,025.26 = 10,957.46/x
  3. Step 3: Cross multiply
    30,679.40x = 46,025.26 × 10,957.46
  4. Step 4: Simplify right side
    30,679.40x = 504,319,945.44
  5. Step 5: Solve for x
    x = 504,319,945.44/30,679.40
  6. Step 6: Final answer
    x = 16,438.39

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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.