Home / 31,239.45-43,110.09-17,092.13

Finding the Fourth Proportional to 31,239.45, 43,110.09 and 17,092.13

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Solution

The fourth proportional to 31,239.45, 43,110.09 and 17,092.13 is: 23,586.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,239.45 : 43,110.09 = 17,092.13 : x
  2. Step 2: Convert to fraction form
    31,239.45/43,110.09 = 17,092.13/x
  3. Step 3: Cross multiply
    31,239.45x = 43,110.09 × 17,092.13
  4. Step 4: Simplify right side
    31,239.45x = 736,843,047.04
  5. Step 5: Solve for x
    x = 736,843,047.04/31,239.45
  6. Step 6: Final answer
    x = 23,586.94

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1.5x scale

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.