Home / 28,908.34-43,369.18-11,141.52

Finding the Fourth Proportional to 28,908.34, 43,369.18 and 11,141.52

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Solution

The fourth proportional to 28,908.34, 43,369.18 and 11,141.52 is: 16,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.34 : 43,369.18 = 11,141.52 : x
  2. Step 2: Convert to fraction form
    28,908.34/43,369.18 = 11,141.52/x
  3. Step 3: Cross multiply
    28,908.34x = 43,369.18 × 11,141.52
  4. Step 4: Simplify right side
    28,908.34x = 483,198,586.35
  5. Step 5: Solve for x
    x = 483,198,586.35/28,908.34
  6. Step 6: Final answer
    x = 16,714.85

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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.