Home / 15,434.30-23,111.89-10,683.88

Finding the Fourth Proportional to 15,434.30, 23,111.89 and 10,683.88

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Solution

The fourth proportional to 15,434.30, 23,111.89 and 10,683.88 is: 15,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.30 : 23,111.89 = 10,683.88 : x
  2. Step 2: Convert to fraction form
    15,434.30/23,111.89 = 10,683.88/x
  3. Step 3: Cross multiply
    15,434.30x = 23,111.89 × 10,683.88
  4. Step 4: Simplify right side
    15,434.30x = 246,924,659.33
  5. Step 5: Solve for x
    x = 246,924,659.33/15,434.30
  6. Step 6: Final answer
    x = 15,998.44

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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.