Home / 28,899.63-43,358.30-25,919.24

Finding the Fourth Proportional to 28,899.63, 43,358.30 and 25,919.24

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Solution

The fourth proportional to 28,899.63, 43,358.30 and 25,919.24 is: 38,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899.63 : 43,358.30 = 25,919.24 : x
  2. Step 2: Convert to fraction form
    28,899.63/43,358.30 = 25,919.24/x
  3. Step 3: Cross multiply
    28,899.63x = 43,358.30 × 25,919.24
  4. Step 4: Simplify right side
    28,899.63x = 1,123,813,837.30
  5. Step 5: Solve for x
    x = 1,123,813,837.30/28,899.63
  6. Step 6: Final answer
    x = 38,886.79

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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.