Home / 17,912.23-26,836.70-10,877.89

Finding the Fourth Proportional to 17,912.23, 26,836.70 and 10,877.89

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Solution

The fourth proportional to 17,912.23, 26,836.70 and 10,877.89 is: 16,297.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.23 : 26,836.70 = 10,877.89 : x
  2. Step 2: Convert to fraction form
    17,912.23/26,836.70 = 10,877.89/x
  3. Step 3: Cross multiply
    17,912.23x = 26,836.70 × 10,877.89
  4. Step 4: Simplify right side
    17,912.23x = 291,926,536.38
  5. Step 5: Solve for x
    x = 291,926,536.38/17,912.23
  6. Step 6: Final answer
    x = 16,297.61

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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.