Home / 16,856.64-25,261.44-13,141.92

Finding the Fourth Proportional to 16,856.64, 25,261.44 and 13,141.92

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Solution

The fourth proportional to 16,856.64, 25,261.44 and 13,141.92 is: 19,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.64 : 25,261.44 = 13,141.92 : x
  2. Step 2: Convert to fraction form
    16,856.64/25,261.44 = 13,141.92/x
  3. Step 3: Cross multiply
    16,856.64x = 25,261.44 × 13,141.92
  4. Step 4: Simplify right side
    16,856.64x = 331,983,823.56
  5. Step 5: Solve for x
    x = 331,983,823.56/16,856.64
  6. Step 6: Final answer
    x = 19,694.54

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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.