Home / 13,395.36-20,089.44-4,628.64

Finding the Fourth Proportional to 13,395.36, 20,089.44 and 4,628.64

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Solution

The fourth proportional to 13,395.36, 20,089.44 and 4,628.64 is: 6,941.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.36 : 20,089.44 = 4,628.64 : x
  2. Step 2: Convert to fraction form
    13,395.36/20,089.44 = 4,628.64/x
  3. Step 3: Cross multiply
    13,395.36x = 20,089.44 × 4,628.64
  4. Step 4: Simplify right side
    13,395.36x = 92,986,785.56
  5. Step 5: Solve for x
    x = 92,986,785.56/13,395.36
  6. Step 6: Final answer
    x = 6,941.72

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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.