Home / 47,936.52-71,905.22-12,876.16

Finding the Fourth Proportional to 47,936.52, 71,905.22 and 12,876.16

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Solution

The fourth proportional to 47,936.52, 71,905.22 and 12,876.16 is: 19,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,936.52 : 71,905.22 = 12,876.16 : x
  2. Step 2: Convert to fraction form
    47,936.52/71,905.22 = 12,876.16/x
  3. Step 3: Cross multiply
    47,936.52x = 71,905.22 × 12,876.16
  4. Step 4: Simplify right side
    47,936.52x = 925,863,117.56
  5. Step 5: Solve for x
    x = 925,863,117.56/47,936.52
  6. Step 6: Final answer
    x = 19,314.36

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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.