Home / 28,903.05-43,302.74-25,216.65

Finding the Fourth Proportional to 28,903.05, 43,302.74 and 25,216.65

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Solution

The fourth proportional to 28,903.05, 43,302.74 and 25,216.65 is: 37,779.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,903.05 : 43,302.74 = 25,216.65 : x
  2. Step 2: Convert to fraction form
    28,903.05/43,302.74 = 25,216.65/x
  3. Step 3: Cross multiply
    28,903.05x = 43,302.74 × 25,216.65
  4. Step 4: Simplify right side
    28,903.05x = 1,091,949,912.54
  5. Step 5: Solve for x
    x = 1,091,949,912.54/28,903.05
  6. Step 6: Final answer
    x = 37,779.75

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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.