Home / 13,846.85-19,075.30-11,013.37

Finding the Fourth Proportional to 13,846.85, 19,075.30 and 11,013.37

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Solution

The fourth proportional to 13,846.85, 19,075.30 and 11,013.37 is: 15,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.85 : 19,075.30 = 11,013.37 : x
  2. Step 2: Convert to fraction form
    13,846.85/19,075.30 = 11,013.37/x
  3. Step 3: Cross multiply
    13,846.85x = 19,075.30 × 11,013.37
  4. Step 4: Simplify right side
    13,846.85x = 210,083,261.54
  5. Step 5: Solve for x
    x = 210,083,261.54/13,846.85
  6. Step 6: Final answer
    x = 15,171.92

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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.