Home / 18,463.92-25,501.44-13,450.56

Finding the Fourth Proportional to 18,463.92, 25,501.44 and 13,450.56

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Solution

The fourth proportional to 18,463.92, 25,501.44 and 13,450.56 is: 18,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463.92 : 25,501.44 = 13,450.56 : x
  2. Step 2: Convert to fraction form
    18,463.92/25,501.44 = 13,450.56/x
  3. Step 3: Cross multiply
    18,463.92x = 25,501.44 × 13,450.56
  4. Step 4: Simplify right side
    18,463.92x = 343,008,648.81
  5. Step 5: Solve for x
    x = 343,008,648.81/18,463.92
  6. Step 6: Final answer
    x = 18,577.24

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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.