Home / 18,744.99-28,108.21-6,260.73

Finding the Fourth Proportional to 18,744.99, 28,108.21 and 6,260.73

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Solution

The fourth proportional to 18,744.99, 28,108.21 and 6,260.73 is: 9,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.99 : 28,108.21 = 6,260.73 : x
  2. Step 2: Convert to fraction form
    18,744.99/28,108.21 = 6,260.73/x
  3. Step 3: Cross multiply
    18,744.99x = 28,108.21 × 6,260.73
  4. Step 4: Simplify right side
    18,744.99x = 175,977,913.59
  5. Step 5: Solve for x
    x = 175,977,913.59/18,744.99
  6. Step 6: Final answer
    x = 9,388.00

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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.