Home / 18,954.43-26,157.26-10,456.85

Finding the Fourth Proportional to 18,954.43, 26,157.26 and 10,456.85

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Solution

The fourth proportional to 18,954.43, 26,157.26 and 10,456.85 is: 14,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.43 : 26,157.26 = 10,456.85 : x
  2. Step 2: Convert to fraction form
    18,954.43/26,157.26 = 10,456.85/x
  3. Step 3: Cross multiply
    18,954.43x = 26,157.26 × 10,456.85
  4. Step 4: Simplify right side
    18,954.43x = 273,522,544.23
  5. Step 5: Solve for x
    x = 273,522,544.23/18,954.43
  6. Step 6: Final answer
    x = 14,430.53

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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.