Home / 33,075.04-49,634.16-30,405.28

Finding the Fourth Proportional to 33,075.04, 49,634.16 and 30,405.28

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Solution

The fourth proportional to 33,075.04, 49,634.16 and 30,405.28 is: 45,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.04 : 49,634.16 = 30,405.28 : x
  2. Step 2: Convert to fraction form
    33,075.04/49,634.16 = 30,405.28/x
  3. Step 3: Cross multiply
    33,075.04x = 49,634.16 × 30,405.28
  4. Step 4: Simplify right side
    33,075.04x = 1,509,140,532.36
  5. Step 5: Solve for x
    x = 1,509,140,532.36/33,075.04
  6. Step 6: Final answer
    x = 45,627.78

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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.