Home / 25,350.24-38,021.99-6,628.78

Finding the Fourth Proportional to 25,350.24, 38,021.99 and 6,628.78

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Solution

The fourth proportional to 25,350.24, 38,021.99 and 6,628.78 is: 9,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,350.24 : 38,021.99 = 6,628.78 : x
  2. Step 2: Convert to fraction form
    25,350.24/38,021.99 = 6,628.78/x
  3. Step 3: Cross multiply
    25,350.24x = 38,021.99 × 6,628.78
  4. Step 4: Simplify right side
    25,350.24x = 252,039,278.67
  5. Step 5: Solve for x
    x = 252,039,278.67/25,350.24
  6. Step 6: Final answer
    x = 9,942.28

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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.