Home / 34,621.92-51,933.30-12,435.28

Finding the Fourth Proportional to 34,621.92, 51,933.30 and 12,435.28

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Solution

The fourth proportional to 34,621.92, 51,933.30 and 12,435.28 is: 18,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,621.92 : 51,933.30 = 12,435.28 : x
  2. Step 2: Convert to fraction form
    34,621.92/51,933.30 = 12,435.28/x
  3. Step 3: Cross multiply
    34,621.92x = 51,933.30 × 12,435.28
  4. Step 4: Simplify right side
    34,621.92x = 645,805,385.46
  5. Step 5: Solve for x
    x = 645,805,385.46/34,621.92
  6. Step 6: Final answer
    x = 18,653.08

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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.