Home / 22,632.45-31,236.54-13,201.02

Finding the Fourth Proportional to 22,632.45, 31,236.54 and 13,201.02

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Solution

The fourth proportional to 22,632.45, 31,236.54 and 13,201.02 is: 18,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,632.45 : 31,236.54 = 13,201.02 : x
  2. Step 2: Convert to fraction form
    22,632.45/31,236.54 = 13,201.02/x
  3. Step 3: Cross multiply
    22,632.45x = 31,236.54 × 13,201.02
  4. Step 4: Simplify right side
    22,632.45x = 412,354,189.27
  5. Step 5: Solve for x
    x = 412,354,189.27/22,632.45
  6. Step 6: Final answer
    x = 18,219.60

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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.