Home / 47,310.52-70,979.48-14,031.39

Finding the Fourth Proportional to 47,310.52, 70,979.48 and 14,031.39

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Solution

The fourth proportional to 47,310.52, 70,979.48 and 14,031.39 is: 21,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,310.52 : 70,979.48 = 14,031.39 : x
  2. Step 2: Convert to fraction form
    47,310.52/70,979.48 = 14,031.39/x
  3. Step 3: Cross multiply
    47,310.52x = 70,979.48 × 14,031.39
  4. Step 4: Simplify right side
    47,310.52x = 995,940,765.88
  5. Step 5: Solve for x
    x = 995,940,765.88/47,310.52
  6. Step 6: Final answer
    x = 21,051.15

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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.