Home / 26,257.28-39,365.44-13,103.04

Finding the Fourth Proportional to 26,257.28, 39,365.44 and 13,103.04

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Solution

The fourth proportional to 26,257.28, 39,365.44 and 13,103.04 is: 19,644.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,257.28 : 39,365.44 = 13,103.04 : x
  2. Step 2: Convert to fraction form
    26,257.28/39,365.44 = 13,103.04/x
  3. Step 3: Cross multiply
    26,257.28x = 39,365.44 × 13,103.04
  4. Step 4: Simplify right side
    26,257.28x = 515,806,934.94
  5. Step 5: Solve for x
    x = 515,806,934.94/26,257.28
  6. Step 6: Final answer
    x = 19,644.34

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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.