Home / 25,771.32-38,653.30-8,238.84

Finding the Fourth Proportional to 25,771.32, 38,653.30 and 8,238.84

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Solution

The fourth proportional to 25,771.32, 38,653.30 and 8,238.84 is: 12,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771.32 : 38,653.30 = 8,238.84 : x
  2. Step 2: Convert to fraction form
    25,771.32/38,653.30 = 8,238.84/x
  3. Step 3: Cross multiply
    25,771.32x = 38,653.30 × 8,238.84
  4. Step 4: Simplify right side
    25,771.32x = 318,458,354.17
  5. Step 5: Solve for x
    x = 318,458,354.17/25,771.32
  6. Step 6: Final answer
    x = 12,357.08

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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.