Home / 51,248.20-76,896.02-19,647.69

Finding the Fourth Proportional to 51,248.20, 76,896.02 and 19,647.69

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Solution

The fourth proportional to 51,248.20, 76,896.02 and 19,647.69 is: 29,480.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,248.20 : 76,896.02 = 19,647.69 : x
  2. Step 2: Convert to fraction form
    51,248.20/76,896.02 = 19,647.69/x
  3. Step 3: Cross multiply
    51,248.20x = 76,896.02 × 19,647.69
  4. Step 4: Simplify right side
    51,248.20x = 1,510,829,163.19
  5. Step 5: Solve for x
    x = 1,510,829,163.19/51,248.20
  6. Step 6: Final answer
    x = 29,480.63

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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.