Home / 55,103.28-82,606.41-21,846.69

Finding the Fourth Proportional to 55,103.28, 82,606.41 and 21,846.69

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Solution

The fourth proportional to 55,103.28, 82,606.41 and 21,846.69 is: 32,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103.28 : 82,606.41 = 21,846.69 : x
  2. Step 2: Convert to fraction form
    55,103.28/82,606.41 = 21,846.69/x
  3. Step 3: Cross multiply
    55,103.28x = 82,606.41 × 21,846.69
  4. Step 4: Simplify right side
    55,103.28x = 1,804,676,631.28
  5. Step 5: Solve for x
    x = 1,804,676,631.28/55,103.28
  6. Step 6: Final answer
    x = 32,750.80

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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.