Home / 19,003.85-28,507.21-6,523.77

Finding the Fourth Proportional to 19,003.85, 28,507.21 and 6,523.77

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Solution

The fourth proportional to 19,003.85, 28,507.21 and 6,523.77 is: 9,786.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.85 : 28,507.21 = 6,523.77 : x
  2. Step 2: Convert to fraction form
    19,003.85/28,507.21 = 6,523.77/x
  3. Step 3: Cross multiply
    19,003.85x = 28,507.21 × 6,523.77
  4. Step 4: Simplify right side
    19,003.85x = 185,974,481.38
  5. Step 5: Solve for x
    x = 185,974,481.38/19,003.85
  6. Step 6: Final answer
    x = 9,786.15

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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.