Home / 25,072.51-34,615.79-16,135.54

Finding the Fourth Proportional to 25,072.51, 34,615.79 and 16,135.54

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Solution

The fourth proportional to 25,072.51, 34,615.79 and 16,135.54 is: 22,277.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,072.51 : 34,615.79 = 16,135.54 : x
  2. Step 2: Convert to fraction form
    25,072.51/34,615.79 = 16,135.54/x
  3. Step 3: Cross multiply
    25,072.51x = 34,615.79 × 16,135.54
  4. Step 4: Simplify right side
    25,072.51x = 558,544,571.57
  5. Step 5: Solve for x
    x = 558,544,571.57/25,072.51
  6. Step 6: Final answer
    x = 22,277.17

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1.5x scale

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.