Home / 25,551.28-38,321.34-8,018.92

Finding the Fourth Proportional to 25,551.28, 38,321.34 and 8,018.92

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Solution

The fourth proportional to 25,551.28, 38,321.34 and 8,018.92 is: 12,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.28 : 38,321.34 = 8,018.92 : x
  2. Step 2: Convert to fraction form
    25,551.28/38,321.34 = 8,018.92/x
  3. Step 3: Cross multiply
    25,551.28x = 38,321.34 × 8,018.92
  4. Step 4: Simplify right side
    25,551.28x = 307,295,759.75
  5. Step 5: Solve for x
    x = 307,295,759.75/25,551.28
  6. Step 6: Final answer
    x = 12,026.63

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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.