Home / 22,623.26-31,223.49-13,190.54

Finding the Fourth Proportional to 22,623.26, 31,223.49 and 13,190.54

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Solution

The fourth proportional to 22,623.26, 31,223.49 and 13,190.54 is: 18,204.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623.26 : 31,223.49 = 13,190.54 : x
  2. Step 2: Convert to fraction form
    22,623.26/31,223.49 = 13,190.54/x
  3. Step 3: Cross multiply
    22,623.26x = 31,223.49 × 13,190.54
  4. Step 4: Simplify right side
    22,623.26x = 411,854,693.78
  5. Step 5: Solve for x
    x = 411,854,693.78/22,623.26
  6. Step 6: Final answer
    x = 18,204.92

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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.