Home / 29,108.92-40,168.56-17,176

Finding the Fourth Proportional to 29,108.92, 40,168.56 and 17,176

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Solution

The fourth proportional to 29,108.92, 40,168.56 and 17,176 is: 23,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,108.92 : 40,168.56 = 17,176 : x
  2. Step 2: Convert to fraction form
    29,108.92/40,168.56 = 17,176/x
  3. Step 3: Cross multiply
    29,108.92x = 40,168.56 × 17,176
  4. Step 4: Simplify right side
    29,108.92x = 689,935,186.56
  5. Step 5: Solve for x
    x = 689,935,186.56/29,108.92
  6. Step 6: Final answer
    x = 23,701.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.