Home / 18,662.03-25,752.42-10,278.53

Finding the Fourth Proportional to 18,662.03, 25,752.42 and 10,278.53

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Solution

The fourth proportional to 18,662.03, 25,752.42 and 10,278.53 is: 14,183.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,662.03 : 25,752.42 = 10,278.53 : x
  2. Step 2: Convert to fraction form
    18,662.03/25,752.42 = 10,278.53/x
  3. Step 3: Cross multiply
    18,662.03x = 25,752.42 × 10,278.53
  4. Step 4: Simplify right side
    18,662.03x = 264,697,021.54
  5. Step 5: Solve for x
    x = 264,697,021.54/18,662.03
  6. Step 6: Final answer
    x = 14,183.72

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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.