Home / 14,047.98-21,065.28-4,183.80

Finding the Fourth Proportional to 14,047.98, 21,065.28 and 4,183.80

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Solution

The fourth proportional to 14,047.98, 21,065.28 and 4,183.80 is: 6,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.98 : 21,065.28 = 4,183.80 : x
  2. Step 2: Convert to fraction form
    14,047.98/21,065.28 = 4,183.80/x
  3. Step 3: Cross multiply
    14,047.98x = 21,065.28 × 4,183.80
  4. Step 4: Simplify right side
    14,047.98x = 88,132,918.46
  5. Step 5: Solve for x
    x = 88,132,918.46/14,047.98
  6. Step 6: Final answer
    x = 6,273.71

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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.