Home / 34,072.11-51,108.42-11,885.40

Finding the Fourth Proportional to 34,072.11, 51,108.42 and 11,885.40

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Solution

The fourth proportional to 34,072.11, 51,108.42 and 11,885.40 is: 17,828.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,072.11 : 51,108.42 = 11,885.40 : x
  2. Step 2: Convert to fraction form
    34,072.11/51,108.42 = 11,885.40/x
  3. Step 3: Cross multiply
    34,072.11x = 51,108.42 × 11,885.40
  4. Step 4: Simplify right side
    34,072.11x = 607,444,015.07
  5. Step 5: Solve for x
    x = 607,444,015.07/34,072.11
  6. Step 6: Final answer
    x = 17,828.19

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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.