Home / 34,321.32-51,475.64-12,134.88

Finding the Fourth Proportional to 34,321.32, 51,475.64 and 12,134.88

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Solution

The fourth proportional to 34,321.32, 51,475.64 and 12,134.88 is: 18,200.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,321.32 : 51,475.64 = 12,134.88 : x
  2. Step 2: Convert to fraction form
    34,321.32/51,475.64 = 12,134.88/x
  3. Step 3: Cross multiply
    34,321.32x = 51,475.64 × 12,134.88
  4. Step 4: Simplify right side
    34,321.32x = 624,650,653.65
  5. Step 5: Solve for x
    x = 624,650,653.65/34,321.32
  6. Step 6: Final answer
    x = 18,200.08

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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.