Home / 16,769.16-25,157.46-6,381

Finding the Fourth Proportional to 16,769.16, 25,157.46 and 6,381

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Solution

The fourth proportional to 16,769.16, 25,157.46 and 6,381 is: 9,572.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.16 : 25,157.46 = 6,381 : x
  2. Step 2: Convert to fraction form
    16,769.16/25,157.46 = 6,381/x
  3. Step 3: Cross multiply
    16,769.16x = 25,157.46 × 6,381
  4. Step 4: Simplify right side
    16,769.16x = 160,529,752.26
  5. Step 5: Solve for x
    x = 160,529,752.26/16,769.16
  6. Step 6: Final answer
    x = 9,572.92

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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.