Home / 25,241.50-37,867.12-11,390.50

Finding the Fourth Proportional to 25,241.50, 37,867.12 and 11,390.50

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Solution

The fourth proportional to 25,241.50, 37,867.12 and 11,390.50 is: 17,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.50 : 37,867.12 = 11,390.50 : x
  2. Step 2: Convert to fraction form
    25,241.50/37,867.12 = 11,390.50/x
  3. Step 3: Cross multiply
    25,241.50x = 37,867.12 × 11,390.50
  4. Step 4: Simplify right side
    25,241.50x = 431,325,430.36
  5. Step 5: Solve for x
    x = 431,325,430.36/25,241.50
  6. Step 6: Final answer
    x = 17,087.95

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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.