Home / 18,330.37-25,297.17-10,264.78

Finding the Fourth Proportional to 18,330.37, 25,297.17 and 10,264.78

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Solution

The fourth proportional to 18,330.37, 25,297.17 and 10,264.78 is: 14,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.37 : 25,297.17 = 10,264.78 : x
  2. Step 2: Convert to fraction form
    18,330.37/25,297.17 = 10,264.78/x
  3. Step 3: Cross multiply
    18,330.37x = 25,297.17 × 10,264.78
  4. Step 4: Simplify right side
    18,330.37x = 259,669,821.43
  5. Step 5: Solve for x
    x = 259,669,821.43/18,330.37
  6. Step 6: Final answer
    x = 14,166.10

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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.