Home / 25,739.12-38,619.48-10,951.22

Finding the Fourth Proportional to 25,739.12, 38,619.48 and 10,951.22

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Solution

The fourth proportional to 25,739.12, 38,619.48 and 10,951.22 is: 16,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,739.12 : 38,619.48 = 10,951.22 : x
  2. Step 2: Convert to fraction form
    25,739.12/38,619.48 = 10,951.22/x
  3. Step 3: Cross multiply
    25,739.12x = 38,619.48 × 10,951.22
  4. Step 4: Simplify right side
    25,739.12x = 422,930,421.77
  5. Step 5: Solve for x
    x = 422,930,421.77/25,739.12
  6. Step 6: Final answer
    x = 16,431.43

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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.