Home / 19,124.97-28,687.46-5,977.35

Finding the Fourth Proportional to 19,124.97, 28,687.46 and 5,977.35

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Solution

The fourth proportional to 19,124.97, 28,687.46 and 5,977.35 is: 8,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.97 : 28,687.46 = 5,977.35 : x
  2. Step 2: Convert to fraction form
    19,124.97/28,687.46 = 5,977.35/x
  3. Step 3: Cross multiply
    19,124.97x = 28,687.46 × 5,977.35
  4. Step 4: Simplify right side
    19,124.97x = 171,474,959.14
  5. Step 5: Solve for x
    x = 171,474,959.14/19,124.97
  6. Step 6: Final answer
    x = 8,966.03

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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.