Home / 13,463.64-20,198.88-4,698.72

Finding the Fourth Proportional to 13,463.64, 20,198.88 and 4,698.72

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Solution

The fourth proportional to 13,463.64, 20,198.88 and 4,698.72 is: 7,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.64 : 20,198.88 = 4,698.72 : x
  2. Step 2: Convert to fraction form
    13,463.64/20,198.88 = 4,698.72/x
  3. Step 3: Cross multiply
    13,463.64x = 20,198.88 × 4,698.72
  4. Step 4: Simplify right side
    13,463.64x = 94,908,881.43
  5. Step 5: Solve for x
    x = 94,908,881.43/13,463.64
  6. Step 6: Final answer
    x = 7,049.27

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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.