Home / 25,890.92-38,836.37-11,090.24

Finding the Fourth Proportional to 25,890.92, 38,836.37 and 11,090.24

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Solution

The fourth proportional to 25,890.92, 38,836.37 and 11,090.24 is: 16,635.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890.92 : 38,836.37 = 11,090.24 : x
  2. Step 2: Convert to fraction form
    25,890.92/38,836.37 = 11,090.24/x
  3. Step 3: Cross multiply
    25,890.92x = 38,836.37 × 11,090.24
  4. Step 4: Simplify right side
    25,890.92x = 430,704,664.03
  5. Step 5: Solve for x
    x = 430,704,664.03/25,890.92
  6. Step 6: Final answer
    x = 16,635.36

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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.