Home / 47,077.07-70,615.55-12,016.73

Finding the Fourth Proportional to 47,077.07, 70,615.55 and 12,016.73

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Solution

The fourth proportional to 47,077.07, 70,615.55 and 12,016.73 is: 18,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,077.07 : 70,615.55 = 12,016.73 : x
  2. Step 2: Convert to fraction form
    47,077.07/70,615.55 = 12,016.73/x
  3. Step 3: Cross multiply
    47,077.07x = 70,615.55 × 12,016.73
  4. Step 4: Simplify right side
    47,077.07x = 848,568,204.73
  5. Step 5: Solve for x
    x = 848,568,204.73/47,077.07
  6. Step 6: Final answer
    x = 18,025.09

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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.