Home / 26,680.14-40,075.50-21,172.26

Finding the Fourth Proportional to 26,680.14, 40,075.50 and 21,172.26

Calculator

Solution

The fourth proportional to 26,680.14, 40,075.50 and 21,172.26 is: 31,802.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.14 : 40,075.50 = 21,172.26 : x
  2. Step 2: Convert to fraction form
    26,680.14/40,075.50 = 21,172.26/x
  3. Step 3: Cross multiply
    26,680.14x = 40,075.50 × 21,172.26
  4. Step 4: Simplify right side
    26,680.14x = 848,488,905.63
  5. Step 5: Solve for x
    x = 848,488,905.63/26,680.14
  6. Step 6: Final answer
    x = 31,802.27

Related Problems

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.