Home / 13,164.24-19,745.86-3,303.60

Finding the Fourth Proportional to 13,164.24, 19,745.86 and 3,303.60

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Solution

The fourth proportional to 13,164.24, 19,745.86 and 3,303.60 is: 4,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.24 : 19,745.86 = 3,303.60 : x
  2. Step 2: Convert to fraction form
    13,164.24/19,745.86 = 3,303.60/x
  3. Step 3: Cross multiply
    13,164.24x = 19,745.86 × 3,303.60
  4. Step 4: Simplify right side
    13,164.24x = 65,232,423.10
  5. Step 5: Solve for x
    x = 65,232,423.10/13,164.24
  6. Step 6: Final answer
    x = 4,955.27

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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.