Home / 14,025.44-21,036.12-4,162.88

Finding the Fourth Proportional to 14,025.44, 21,036.12 and 4,162.88

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Solution

The fourth proportional to 14,025.44, 21,036.12 and 4,162.88 is: 6,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.44 : 21,036.12 = 4,162.88 : x
  2. Step 2: Convert to fraction form
    14,025.44/21,036.12 = 4,162.88/x
  3. Step 3: Cross multiply
    14,025.44x = 21,036.12 × 4,162.88
  4. Step 4: Simplify right side
    14,025.44x = 87,570,843.23
  5. Step 5: Solve for x
    x = 87,570,843.23/14,025.44
  6. Step 6: Final answer
    x = 6,243.71

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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.