Home / 28,823.70-43,238.43-8,832.96

Finding the Fourth Proportional to 28,823.70, 43,238.43 and 8,832.96

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Solution

The fourth proportional to 28,823.70, 43,238.43 and 8,832.96 is: 13,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.70 : 43,238.43 = 8,832.96 : x
  2. Step 2: Convert to fraction form
    28,823.70/43,238.43 = 8,832.96/x
  3. Step 3: Cross multiply
    28,823.70x = 43,238.43 × 8,832.96
  4. Step 4: Simplify right side
    28,823.70x = 381,923,322.65
  5. Step 5: Solve for x
    x = 381,923,322.65/28,823.70
  6. Step 6: Final answer
    x = 13,250.32

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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.