Home / 30,179.95-41,648.00-16,751.32

Finding the Fourth Proportional to 30,179.95, 41,648.00 and 16,751.32

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Solution

The fourth proportional to 30,179.95, 41,648.00 and 16,751.32 is: 23,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179.95 : 41,648.00 = 16,751.32 : x
  2. Step 2: Convert to fraction form
    30,179.95/41,648.00 = 16,751.32/x
  3. Step 3: Cross multiply
    30,179.95x = 41,648.00 × 16,751.32
  4. Step 4: Simplify right side
    30,179.95x = 697,658,787.48
  5. Step 5: Solve for x
    x = 697,658,787.48/30,179.95
  6. Step 6: Final answer
    x = 23,116.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.