Home / 10,076.53-15,112.83-9,576.44

Finding the Fourth Proportional to 10,076.53, 15,112.83 and 9,576.44

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Solution

The fourth proportional to 10,076.53, 15,112.83 and 9,576.44 is: 14,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.53 : 15,112.83 = 9,576.44 : x
  2. Step 2: Convert to fraction form
    10,076.53/15,112.83 = 9,576.44/x
  3. Step 3: Cross multiply
    10,076.53x = 15,112.83 × 9,576.44
  4. Step 4: Simplify right side
    10,076.53x = 144,727,024.06
  5. Step 5: Solve for x
    x = 144,727,024.06/10,076.53
  6. Step 6: Final answer
    x = 14,362.78

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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.