Home / 18,313.92-25,271.46-14,546.21

Finding the Fourth Proportional to 18,313.92, 25,271.46 and 14,546.21

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Solution

The fourth proportional to 18,313.92, 25,271.46 and 14,546.21 is: 20,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.92 : 25,271.46 = 14,546.21 : x
  2. Step 2: Convert to fraction form
    18,313.92/25,271.46 = 14,546.21/x
  3. Step 3: Cross multiply
    18,313.92x = 25,271.46 × 14,546.21
  4. Step 4: Simplify right side
    18,313.92x = 367,603,837.81
  5. Step 5: Solve for x
    x = 367,603,837.81/18,313.92
  6. Step 6: Final answer
    x = 20,072.37

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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.