Home / 25,119.51-37,685-11,083.51

Finding the Fourth Proportional to 25,119.51, 37,685 and 11,083.51

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Solution

The fourth proportional to 25,119.51, 37,685 and 11,083.51 is: 16,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.51 : 37,685 = 11,083.51 : x
  2. Step 2: Convert to fraction form
    25,119.51/37,685 = 11,083.51/x
  3. Step 3: Cross multiply
    25,119.51x = 37,685 × 11,083.51
  4. Step 4: Simplify right side
    25,119.51x = 417,682,074.35
  5. Step 5: Solve for x
    x = 417,682,074.35/25,119.51
  6. Step 6: Final answer
    x = 16,627.80

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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.