Home / 34,907.49-48,172.83-18,991.95

Finding the Fourth Proportional to 34,907.49, 48,172.83 and 18,991.95

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Solution

The fourth proportional to 34,907.49, 48,172.83 and 18,991.95 is: 26,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,907.49 : 48,172.83 = 18,991.95 : x
  2. Step 2: Convert to fraction form
    34,907.49/48,172.83 = 18,991.95/x
  3. Step 3: Cross multiply
    34,907.49x = 48,172.83 × 18,991.95
  4. Step 4: Simplify right side
    34,907.49x = 914,896,194.98
  5. Step 5: Solve for x
    x = 914,896,194.98/34,907.49
  6. Step 6: Final answer
    x = 26,209.16

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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.