Home / 34,180.80-51,236-21,709.92

Finding the Fourth Proportional to 34,180.80, 51,236 and 21,709.92

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Solution

The fourth proportional to 34,180.80, 51,236 and 21,709.92 is: 32,542.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.80 : 51,236 = 21,709.92 : x
  2. Step 2: Convert to fraction form
    34,180.80/51,236 = 21,709.92/x
  3. Step 3: Cross multiply
    34,180.80x = 51,236 × 21,709.92
  4. Step 4: Simplify right side
    34,180.80x = 1,112,329,461.12
  5. Step 5: Solve for x
    x = 1,112,329,461.12/34,180.80
  6. Step 6: Final answer
    x = 32,542.52

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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.