Home / 18,334.78-25,301.23-10,377.44

Finding the Fourth Proportional to 18,334.78, 25,301.23 and 10,377.44

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Solution

The fourth proportional to 18,334.78, 25,301.23 and 10,377.44 is: 14,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.78 : 25,301.23 = 10,377.44 : x
  2. Step 2: Convert to fraction form
    18,334.78/25,301.23 = 10,377.44/x
  3. Step 3: Cross multiply
    18,334.78x = 25,301.23 × 10,377.44
  4. Step 4: Simplify right side
    18,334.78x = 262,562,033.56
  5. Step 5: Solve for x
    x = 262,562,033.56/18,334.78
  6. Step 6: Final answer
    x = 14,320.44

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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.