Home / 26,103.14-36,005.94-15,485.25

Finding the Fourth Proportional to 26,103.14, 36,005.94 and 15,485.25

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Solution

The fourth proportional to 26,103.14, 36,005.94 and 15,485.25 is: 21,359.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,103.14 : 36,005.94 = 15,485.25 : x
  2. Step 2: Convert to fraction form
    26,103.14/36,005.94 = 15,485.25/x
  3. Step 3: Cross multiply
    26,103.14x = 36,005.94 × 15,485.25
  4. Step 4: Simplify right side
    26,103.14x = 557,560,982.39
  5. Step 5: Solve for x
    x = 557,560,982.39/26,103.14
  6. Step 6: Final answer
    x = 21,359.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.