Home / 30,731.74-46,126.31-15,951.02

Finding the Fourth Proportional to 30,731.74, 46,126.31 and 15,951.02

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Solution

The fourth proportional to 30,731.74, 46,126.31 and 15,951.02 is: 23,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,731.74 : 46,126.31 = 15,951.02 : x
  2. Step 2: Convert to fraction form
    30,731.74/46,126.31 = 15,951.02/x
  3. Step 3: Cross multiply
    30,731.74x = 46,126.31 × 15,951.02
  4. Step 4: Simplify right side
    30,731.74x = 735,761,382.95
  5. Step 5: Solve for x
    x = 735,761,382.95/30,731.74
  6. Step 6: Final answer
    x = 23,941.42

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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.