Home / 19,190.10-28,788.30-6,039.30

Finding the Fourth Proportional to 19,190.10, 28,788.30 and 6,039.30

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Solution

The fourth proportional to 19,190.10, 28,788.30 and 6,039.30 is: 9,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190.10 : 28,788.30 = 6,039.30 : x
  2. Step 2: Convert to fraction form
    19,190.10/28,788.30 = 6,039.30/x
  3. Step 3: Cross multiply
    19,190.10x = 28,788.30 × 6,039.30
  4. Step 4: Simplify right side
    19,190.10x = 173,861,180.19
  5. Step 5: Solve for x
    x = 173,861,180.19/19,190.10
  6. Step 6: Final answer
    x = 9,059.94

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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.