Home / 18,954.44-26,157.33-10,456.86

Finding the Fourth Proportional to 18,954.44, 26,157.33 and 10,456.86

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Solution

The fourth proportional to 18,954.44, 26,157.33 and 10,456.86 is: 14,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.44 : 26,157.33 = 10,456.86 : x
  2. Step 2: Convert to fraction form
    18,954.44/26,157.33 = 10,456.86/x
  3. Step 3: Cross multiply
    18,954.44x = 26,157.33 × 10,456.86
  4. Step 4: Simplify right side
    18,954.44x = 273,523,537.78
  5. Step 5: Solve for x
    x = 273,523,537.78/18,954.44
  6. Step 6: Final answer
    x = 14,430.58

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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.