Home / 47,576.28-71,378.84-18,003.20

Finding the Fourth Proportional to 47,576.28, 71,378.84 and 18,003.20

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Solution

The fourth proportional to 47,576.28, 71,378.84 and 18,003.20 is: 27,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,576.28 : 71,378.84 = 18,003.20 : x
  2. Step 2: Convert to fraction form
    47,576.28/71,378.84 = 18,003.20/x
  3. Step 3: Cross multiply
    47,576.28x = 71,378.84 × 18,003.20
  4. Step 4: Simplify right side
    47,576.28x = 1,285,047,532.29
  5. Step 5: Solve for x
    x = 1,285,047,532.29/47,576.28
  6. Step 6: Final answer
    x = 27,010.26

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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.