Home / 25,075.31-34,604.19-13,744.55

Finding the Fourth Proportional to 25,075.31, 34,604.19 and 13,744.55

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Solution

The fourth proportional to 25,075.31, 34,604.19 and 13,744.55 is: 18,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,075.31 : 34,604.19 = 13,744.55 : x
  2. Step 2: Convert to fraction form
    25,075.31/34,604.19 = 13,744.55/x
  3. Step 3: Cross multiply
    25,075.31x = 34,604.19 × 13,744.55
  4. Step 4: Simplify right side
    25,075.31x = 475,619,106.17
  5. Step 5: Solve for x
    x = 475,619,106.17/25,075.31
  6. Step 6: Final answer
    x = 18,967.63

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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.