Home / 25,075.02-34,604.37-13,745.55

Finding the Fourth Proportional to 25,075.02, 34,604.37 and 13,745.55

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Solution

The fourth proportional to 25,075.02, 34,604.37 and 13,745.55 is: 18,969.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,075.02 : 34,604.37 = 13,745.55 : x
  2. Step 2: Convert to fraction form
    25,075.02/34,604.37 = 13,745.55/x
  3. Step 3: Cross multiply
    25,075.02x = 34,604.37 × 13,745.55
  4. Step 4: Simplify right side
    25,075.02x = 475,656,098.05
  5. Step 5: Solve for x
    x = 475,656,098.05/25,075.02
  6. Step 6: Final answer
    x = 18,969.32

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1.5x scale

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.