Home / 47,052.16-70,576.56-11,991.52

Finding the Fourth Proportional to 47,052.16, 70,576.56 and 11,991.52

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Solution

The fourth proportional to 47,052.16, 70,576.56 and 11,991.52 is: 17,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,052.16 : 70,576.56 = 11,991.52 : x
  2. Step 2: Convert to fraction form
    47,052.16/70,576.56 = 11,991.52/x
  3. Step 3: Cross multiply
    47,052.16x = 70,576.56 × 11,991.52
  4. Step 4: Simplify right side
    47,052.16x = 846,320,230.77
  5. Step 5: Solve for x
    x = 846,320,230.77/47,052.16
  6. Step 6: Final answer
    x = 17,986.85

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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.