Home / 47,253.97-70,905.66-30,609.69

Finding the Fourth Proportional to 47,253.97, 70,905.66 and 30,609.69

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Solution

The fourth proportional to 47,253.97, 70,905.66 and 30,609.69 is: 45,930.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,253.97 : 70,905.66 = 30,609.69 : x
  2. Step 2: Convert to fraction form
    47,253.97/70,905.66 = 30,609.69/x
  3. Step 3: Cross multiply
    47,253.97x = 70,905.66 × 30,609.69
  4. Step 4: Simplify right side
    47,253.97x = 2,170,400,271.85
  5. Step 5: Solve for x
    x = 2,170,400,271.85/47,253.97
  6. Step 6: Final answer
    x = 45,930.54

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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.