Home / 12,755.52-19,134.74-6,176.95

Finding the Fourth Proportional to 12,755.52, 19,134.74 and 6,176.95

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Solution

The fourth proportional to 12,755.52, 19,134.74 and 6,176.95 is: 9,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755.52 : 19,134.74 = 6,176.95 : x
  2. Step 2: Convert to fraction form
    12,755.52/19,134.74 = 6,176.95/x
  3. Step 3: Cross multiply
    12,755.52x = 19,134.74 × 6,176.95
  4. Step 4: Simplify right side
    12,755.52x = 118,194,299.85
  5. Step 5: Solve for x
    x = 118,194,299.85/12,755.52
  6. Step 6: Final answer
    x = 9,266.13

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1.5x scale

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.