Home / 25,539.72-38,314.44-8,004.84

Finding the Fourth Proportional to 25,539.72, 38,314.44 and 8,004.84

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Solution

The fourth proportional to 25,539.72, 38,314.44 and 8,004.84 is: 12,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539.72 : 38,314.44 = 8,004.84 : x
  2. Step 2: Convert to fraction form
    25,539.72/38,314.44 = 8,004.84/x
  3. Step 3: Cross multiply
    25,539.72x = 38,314.44 × 8,004.84
  4. Step 4: Simplify right side
    25,539.72x = 306,700,961.89
  5. Step 5: Solve for x
    x = 306,700,961.89/25,539.72
  6. Step 6: Final answer
    x = 12,008.78

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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.