Home / 25,775.19-38,672.37-8,246.39

Finding the Fourth Proportional to 25,775.19, 38,672.37 and 8,246.39

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Solution

The fourth proportional to 25,775.19, 38,672.37 and 8,246.39 is: 12,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,775.19 : 38,672.37 = 8,246.39 : x
  2. Step 2: Convert to fraction form
    25,775.19/38,672.37 = 8,246.39/x
  3. Step 3: Cross multiply
    25,775.19x = 38,672.37 × 8,246.39
  4. Step 4: Simplify right side
    25,775.19x = 318,907,251.88
  5. Step 5: Solve for x
    x = 318,907,251.88/25,775.19
  6. Step 6: Final answer
    x = 12,372.64

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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.