Home / 27,029.96-40,529.52-10,379.60

Finding the Fourth Proportional to 27,029.96, 40,529.52 and 10,379.60

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Solution

The fourth proportional to 27,029.96, 40,529.52 and 10,379.60 is: 15,563.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,029.96 : 40,529.52 = 10,379.60 : x
  2. Step 2: Convert to fraction form
    27,029.96/40,529.52 = 10,379.60/x
  3. Step 3: Cross multiply
    27,029.96x = 40,529.52 × 10,379.60
  4. Step 4: Simplify right side
    27,029.96x = 420,680,205.79
  5. Step 5: Solve for x
    x = 420,680,205.79/27,029.96
  6. Step 6: Final answer
    x = 15,563.48

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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.