Home / 12,351.96-17,072.37-10,925.55

Finding the Fourth Proportional to 12,351.96, 17,072.37 and 10,925.55

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Solution

The fourth proportional to 12,351.96, 17,072.37 and 10,925.55 is: 15,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.96 : 17,072.37 = 10,925.55 : x
  2. Step 2: Convert to fraction form
    12,351.96/17,072.37 = 10,925.55/x
  3. Step 3: Cross multiply
    12,351.96x = 17,072.37 × 10,925.55
  4. Step 4: Simplify right side
    12,351.96x = 186,525,032.05
  5. Step 5: Solve for x
    x = 186,525,032.05/12,351.96
  6. Step 6: Final answer
    x = 15,100.84

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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.