Home / 18,247.18-25,183.34-10,289.24

Finding the Fourth Proportional to 18,247.18, 25,183.34 and 10,289.24

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Solution

The fourth proportional to 18,247.18, 25,183.34 and 10,289.24 is: 14,200.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.18 : 25,183.34 = 10,289.24 : x
  2. Step 2: Convert to fraction form
    18,247.18/25,183.34 = 10,289.24/x
  3. Step 3: Cross multiply
    18,247.18x = 25,183.34 × 10,289.24
  4. Step 4: Simplify right side
    18,247.18x = 259,117,429.26
  5. Step 5: Solve for x
    x = 259,117,429.26/18,247.18
  6. Step 6: Final answer
    x = 14,200.41

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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.