Home / 18,137.33-25,029.63-10,180.29

Finding the Fourth Proportional to 18,137.33, 25,029.63 and 10,180.29

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Solution

The fourth proportional to 18,137.33, 25,029.63 and 10,180.29 is: 14,048.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137.33 : 25,029.63 = 10,180.29 : x
  2. Step 2: Convert to fraction form
    18,137.33/25,029.63 = 10,180.29/x
  3. Step 3: Cross multiply
    18,137.33x = 25,029.63 × 10,180.29
  4. Step 4: Simplify right side
    18,137.33x = 254,808,891.99
  5. Step 5: Solve for x
    x = 254,808,891.99/18,137.33
  6. Step 6: Final answer
    x = 14,048.87

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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.