Home / 25,605.41-38,380.37-13,108.29

Finding the Fourth Proportional to 25,605.41, 38,380.37 and 13,108.29

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Solution

The fourth proportional to 25,605.41, 38,380.37 and 13,108.29 is: 19,648.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,605.41 : 38,380.37 = 13,108.29 : x
  2. Step 2: Convert to fraction form
    25,605.41/38,380.37 = 13,108.29/x
  3. Step 3: Cross multiply
    25,605.41x = 38,380.37 × 13,108.29
  4. Step 4: Simplify right side
    25,605.41x = 503,100,954.73
  5. Step 5: Solve for x
    x = 503,100,954.73/25,605.41
  6. Step 6: Final answer
    x = 19,648.23

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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.