Home / 26,912.75-40,357.35-13,577.54

Finding the Fourth Proportional to 26,912.75, 40,357.35 and 13,577.54

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Solution

The fourth proportional to 26,912.75, 40,357.35 and 13,577.54 is: 20,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.75 : 40,357.35 = 13,577.54 : x
  2. Step 2: Convert to fraction form
    26,912.75/40,357.35 = 13,577.54/x
  3. Step 3: Cross multiply
    26,912.75x = 40,357.35 × 13,577.54
  4. Step 4: Simplify right side
    26,912.75x = 547,953,332.13
  5. Step 5: Solve for x
    x = 547,953,332.13/26,912.75
  6. Step 6: Final answer
    x = 20,360.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.