Home / 18,673.36-25,768.90-10,175.55

Finding the Fourth Proportional to 18,673.36, 25,768.90 and 10,175.55

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Solution

The fourth proportional to 18,673.36, 25,768.90 and 10,175.55 is: 14,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,673.36 : 25,768.90 = 10,175.55 : x
  2. Step 2: Convert to fraction form
    18,673.36/25,768.90 = 10,175.55/x
  3. Step 3: Cross multiply
    18,673.36x = 25,768.90 × 10,175.55
  4. Step 4: Simplify right side
    18,673.36x = 262,212,794.82
  5. Step 5: Solve for x
    x = 262,212,794.82/18,673.36
  6. Step 6: Final answer
    x = 14,042.08

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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.