Home / 28,944.09-43,421.30-10,234.99

Finding the Fourth Proportional to 28,944.09, 43,421.30 and 10,234.99

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Solution

The fourth proportional to 28,944.09, 43,421.30 and 10,234.99 is: 15,354.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.09 : 43,421.30 = 10,234.99 : x
  2. Step 2: Convert to fraction form
    28,944.09/43,421.30 = 10,234.99/x
  3. Step 3: Cross multiply
    28,944.09x = 43,421.30 × 10,234.99
  4. Step 4: Simplify right side
    28,944.09x = 444,416,571.29
  5. Step 5: Solve for x
    x = 444,416,571.29/28,944.09
  6. Step 6: Final answer
    x = 15,354.31

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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.