Home / 11,050.64-16,576.14-10,489.88

Finding the Fourth Proportional to 11,050.64, 16,576.14 and 10,489.88

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Solution

The fourth proportional to 11,050.64, 16,576.14 and 10,489.88 is: 15,734.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,050.64 : 16,576.14 = 10,489.88 : x
  2. Step 2: Convert to fraction form
    11,050.64/16,576.14 = 10,489.88/x
  3. Step 3: Cross multiply
    11,050.64x = 16,576.14 × 10,489.88
  4. Step 4: Simplify right side
    11,050.64x = 173,881,719.46
  5. Step 5: Solve for x
    x = 173,881,719.46/11,050.64
  6. Step 6: Final answer
    x = 15,734.99

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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.