Home / 15,874.98-23,811.72-6,512.69

Finding the Fourth Proportional to 15,874.98, 23,811.72 and 6,512.69

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Solution

The fourth proportional to 15,874.98, 23,811.72 and 6,512.69 is: 9,768.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.98 : 23,811.72 = 6,512.69 : x
  2. Step 2: Convert to fraction form
    15,874.98/23,811.72 = 6,512.69/x
  3. Step 3: Cross multiply
    15,874.98x = 23,811.72 × 6,512.69
  4. Step 4: Simplify right side
    15,874.98x = 155,078,231.67
  5. Step 5: Solve for x
    x = 155,078,231.67/15,874.98
  6. Step 6: Final answer
    x = 9,768.72

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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.