Home / 25,170.37-34,735.14-13,840.61

Finding the Fourth Proportional to 25,170.37, 34,735.14 and 13,840.61

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Solution

The fourth proportional to 25,170.37, 34,735.14 and 13,840.61 is: 19,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.37 : 34,735.14 = 13,840.61 : x
  2. Step 2: Convert to fraction form
    25,170.37/34,735.14 = 13,840.61/x
  3. Step 3: Cross multiply
    25,170.37x = 34,735.14 × 13,840.61
  4. Step 4: Simplify right side
    25,170.37x = 480,755,352.36
  5. Step 5: Solve for x
    x = 480,755,352.36/25,170.37
  6. Step 6: Final answer
    x = 19,100.05

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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.