Home / 47,063.82-70,609.54-18,969.44

Finding the Fourth Proportional to 47,063.82, 70,609.54 and 18,969.44

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Solution

The fourth proportional to 47,063.82, 70,609.54 and 18,969.44 is: 28,459.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,063.82 : 70,609.54 = 18,969.44 : x
  2. Step 2: Convert to fraction form
    47,063.82/70,609.54 = 18,969.44/x
  3. Step 3: Cross multiply
    47,063.82x = 70,609.54 × 18,969.44
  4. Step 4: Simplify right side
    47,063.82x = 1,339,423,432.46
  5. Step 5: Solve for x
    x = 1,339,423,432.46/47,063.82
  6. Step 6: Final answer
    x = 28,459.73

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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.