Home / 23,126.63-31,912.92-13,057.52

Finding the Fourth Proportional to 23,126.63, 31,912.92 and 13,057.52

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Solution

The fourth proportional to 23,126.63, 31,912.92 and 13,057.52 is: 18,018.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.63 : 31,912.92 = 13,057.52 : x
  2. Step 2: Convert to fraction form
    23,126.63/31,912.92 = 13,057.52/x
  3. Step 3: Cross multiply
    23,126.63x = 31,912.92 × 13,057.52
  4. Step 4: Simplify right side
    23,126.63x = 416,703,591.16
  5. Step 5: Solve for x
    x = 416,703,591.16/23,126.63
  6. Step 6: Final answer
    x = 18,018.34

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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.