Home / 26,190.24-39,254.14-18,249.76

Finding the Fourth Proportional to 26,190.24, 39,254.14 and 18,249.76

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Solution

The fourth proportional to 26,190.24, 39,254.14 and 18,249.76 is: 27,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.24 : 39,254.14 = 18,249.76 : x
  2. Step 2: Convert to fraction form
    26,190.24/39,254.14 = 18,249.76/x
  3. Step 3: Cross multiply
    26,190.24x = 39,254.14 × 18,249.76
  4. Step 4: Simplify right side
    26,190.24x = 716,378,634.01
  5. Step 5: Solve for x
    x = 716,378,634.01/26,190.24
  6. Step 6: Final answer
    x = 27,352.89

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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.