Home / 18,137.49-25,026.57-10,180.05

Finding the Fourth Proportional to 18,137.49, 25,026.57 and 10,180.05

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Solution

The fourth proportional to 18,137.49, 25,026.57 and 10,180.05 is: 14,046.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137.49 : 25,026.57 = 10,180.05 : x
  2. Step 2: Convert to fraction form
    18,137.49/25,026.57 = 10,180.05/x
  3. Step 3: Cross multiply
    18,137.49x = 25,026.57 × 10,180.05
  4. Step 4: Simplify right side
    18,137.49x = 254,771,709.54
  5. Step 5: Solve for x
    x = 254,771,709.54/18,137.49
  6. Step 6: Final answer
    x = 14,046.69

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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.