Home / 25,610.92-38,421.60-14,522.56

Finding the Fourth Proportional to 25,610.92, 38,421.60 and 14,522.56

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Solution

The fourth proportional to 25,610.92, 38,421.60 and 14,522.56 is: 21,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610.92 : 38,421.60 = 14,522.56 : x
  2. Step 2: Convert to fraction form
    25,610.92/38,421.60 = 14,522.56/x
  3. Step 3: Cross multiply
    25,610.92x = 38,421.60 × 14,522.56
  4. Step 4: Simplify right side
    25,610.92x = 557,979,991.30
  5. Step 5: Solve for x
    x = 557,979,991.30/25,610.92
  6. Step 6: Final answer
    x = 21,786.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.