Home / 13,382.37-20,075.84-4,615.23

Finding the Fourth Proportional to 13,382.37, 20,075.84 and 4,615.23

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Solution

The fourth proportional to 13,382.37, 20,075.84 and 4,615.23 is: 6,923.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.37 : 20,075.84 = 4,615.23 : x
  2. Step 2: Convert to fraction form
    13,382.37/20,075.84 = 4,615.23/x
  3. Step 3: Cross multiply
    13,382.37x = 20,075.84 × 4,615.23
  4. Step 4: Simplify right side
    13,382.37x = 92,654,595.97
  5. Step 5: Solve for x
    x = 92,654,595.97/13,382.37
  6. Step 6: Final answer
    x = 6,923.63

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1.5x scale

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.