Home / 55,371.08-83,057.90-19,834.84

Finding the Fourth Proportional to 55,371.08, 83,057.90 and 19,834.84

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Solution

The fourth proportional to 55,371.08, 83,057.90 and 19,834.84 is: 29,752.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,371.08 : 83,057.90 = 19,834.84 : x
  2. Step 2: Convert to fraction form
    55,371.08/83,057.90 = 19,834.84/x
  3. Step 3: Cross multiply
    55,371.08x = 83,057.90 × 19,834.84
  4. Step 4: Simplify right side
    55,371.08x = 1,647,440,157.24
  5. Step 5: Solve for x
    x = 1,647,440,157.24/55,371.08
  6. Step 6: Final answer
    x = 29,752.72

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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.