Home / 19,862.16-27,402.90-11,793.96

Finding the Fourth Proportional to 19,862.16, 27,402.90 and 11,793.96

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Solution

The fourth proportional to 19,862.16, 27,402.90 and 11,793.96 is: 16,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.16 : 27,402.90 = 11,793.96 : x
  2. Step 2: Convert to fraction form
    19,862.16/27,402.90 = 11,793.96/x
  3. Step 3: Cross multiply
    19,862.16x = 27,402.90 × 11,793.96
  4. Step 4: Simplify right side
    19,862.16x = 323,188,706.48
  5. Step 5: Solve for x
    x = 323,188,706.48/19,862.16
  6. Step 6: Final answer
    x = 16,271.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.