Home / 45,075.33-62,147.41-28,914.14

Finding the Fourth Proportional to 45,075.33, 62,147.41 and 28,914.14

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Solution

The fourth proportional to 45,075.33, 62,147.41 and 28,914.14 is: 39,865.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,075.33 : 62,147.41 = 28,914.14 : x
  2. Step 2: Convert to fraction form
    45,075.33/62,147.41 = 28,914.14/x
  3. Step 3: Cross multiply
    45,075.33x = 62,147.41 × 28,914.14
  4. Step 4: Simplify right side
    45,075.33x = 1,796,938,996.46
  5. Step 5: Solve for x
    x = 1,796,938,996.46/45,075.33
  6. Step 6: Final answer
    x = 39,865.24

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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.