Home / 22,632.70-31,236.87-13,201.26

Finding the Fourth Proportional to 22,632.70, 31,236.87 and 13,201.26

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Solution

The fourth proportional to 22,632.70, 31,236.87 and 13,201.26 is: 18,219.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,632.70 : 31,236.87 = 13,201.26 : x
  2. Step 2: Convert to fraction form
    22,632.70/31,236.87 = 13,201.26/x
  3. Step 3: Cross multiply
    22,632.70x = 31,236.87 × 13,201.26
  4. Step 4: Simplify right side
    22,632.70x = 412,365,886.27
  5. Step 5: Solve for x
    x = 412,365,886.27/22,632.70
  6. Step 6: Final answer
    x = 18,219.92

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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.