Home / 47,787.94-71,666.59-15,759.82

Finding the Fourth Proportional to 47,787.94, 71,666.59 and 15,759.82

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Solution

The fourth proportional to 47,787.94, 71,666.59 and 15,759.82 is: 23,634.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,787.94 : 71,666.59 = 15,759.82 : x
  2. Step 2: Convert to fraction form
    47,787.94/71,666.59 = 15,759.82/x
  3. Step 3: Cross multiply
    47,787.94x = 71,666.59 × 15,759.82
  4. Step 4: Simplify right side
    47,787.94x = 1,129,452,519.01
  5. Step 5: Solve for x
    x = 1,129,452,519.01/47,787.94
  6. Step 6: Final answer
    x = 23,634.68

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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.