Home / 25,383.15-38,023.97-11,856.08

Finding the Fourth Proportional to 25,383.15, 38,023.97 and 11,856.08

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Solution

The fourth proportional to 25,383.15, 38,023.97 and 11,856.08 is: 17,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.15 : 38,023.97 = 11,856.08 : x
  2. Step 2: Convert to fraction form
    25,383.15/38,023.97 = 11,856.08/x
  3. Step 3: Cross multiply
    25,383.15x = 38,023.97 × 11,856.08
  4. Step 4: Simplify right side
    25,383.15x = 450,815,266.02
  5. Step 5: Solve for x
    x = 450,815,266.02/25,383.15
  6. Step 6: Final answer
    x = 17,760.41

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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.