Home / 14,299.14-21,403.83-9,830.73

Finding the Fourth Proportional to 14,299.14, 21,403.83 and 9,830.73

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Solution

The fourth proportional to 14,299.14, 21,403.83 and 9,830.73 is: 14,715.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.14 : 21,403.83 = 9,830.73 : x
  2. Step 2: Convert to fraction form
    14,299.14/21,403.83 = 9,830.73/x
  3. Step 3: Cross multiply
    14,299.14x = 21,403.83 × 9,830.73
  4. Step 4: Simplify right side
    14,299.14x = 210,415,273.70
  5. Step 5: Solve for x
    x = 210,415,273.70/14,299.14
  6. Step 6: Final answer
    x = 14,715.24

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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.