Home / 34,186.32-51,267.33-13,127.94

Finding the Fourth Proportional to 34,186.32, 51,267.33 and 13,127.94

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Solution

The fourth proportional to 34,186.32, 51,267.33 and 13,127.94 is: 19,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186.32 : 51,267.33 = 13,127.94 : x
  2. Step 2: Convert to fraction form
    34,186.32/51,267.33 = 13,127.94/x
  3. Step 3: Cross multiply
    34,186.32x = 51,267.33 × 13,127.94
  4. Step 4: Simplify right side
    34,186.32x = 673,034,432.20
  5. Step 5: Solve for x
    x = 673,034,432.20/34,186.32
  6. Step 6: Final answer
    x = 19,687.24

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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.