Home / 15,908.85-23,855.58-4,813.47

Finding the Fourth Proportional to 15,908.85, 23,855.58 and 4,813.47

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Solution

The fourth proportional to 15,908.85, 23,855.58 and 4,813.47 is: 7,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908.85 : 23,855.58 = 4,813.47 : x
  2. Step 2: Convert to fraction form
    15,908.85/23,855.58 = 4,813.47/x
  3. Step 3: Cross multiply
    15,908.85x = 23,855.58 × 4,813.47
  4. Step 4: Simplify right side
    15,908.85x = 114,828,118.66
  5. Step 5: Solve for x
    x = 114,828,118.66/15,908.85
  6. Step 6: Final answer
    x = 7,217.88

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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.