Home / 14,182.44-21,273.65-4,321.80

Finding the Fourth Proportional to 14,182.44, 21,273.65 and 4,321.80

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Solution

The fourth proportional to 14,182.44, 21,273.65 and 4,321.80 is: 6,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.44 : 21,273.65 = 4,321.80 : x
  2. Step 2: Convert to fraction form
    14,182.44/21,273.65 = 4,321.80/x
  3. Step 3: Cross multiply
    14,182.44x = 21,273.65 × 4,321.80
  4. Step 4: Simplify right side
    14,182.44x = 91,940,438.96
  5. Step 5: Solve for x
    x = 91,940,438.96/14,182.44
  6. Step 6: Final answer
    x = 6,482.70

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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.