Home / 15,511.97-23,271.86-4,982.94

Finding the Fourth Proportional to 15,511.97, 23,271.86 and 4,982.94

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Solution

The fourth proportional to 15,511.97, 23,271.86 and 4,982.94 is: 7,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.97 : 23,271.86 = 4,982.94 : x
  2. Step 2: Convert to fraction form
    15,511.97/23,271.86 = 4,982.94/x
  3. Step 3: Cross multiply
    15,511.97x = 23,271.86 × 4,982.94
  4. Step 4: Simplify right side
    15,511.97x = 115,962,282.07
  5. Step 5: Solve for x
    x = 115,962,282.07/15,511.97
  6. Step 6: Final answer
    x = 7,475.66

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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.