Home / 26,896.76-40,315.24-20,301.56

Finding the Fourth Proportional to 26,896.76, 40,315.24 and 20,301.56

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Solution

The fourth proportional to 26,896.76, 40,315.24 and 20,301.56 is: 30,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,896.76 : 40,315.24 = 20,301.56 : x
  2. Step 2: Convert to fraction form
    26,896.76/40,315.24 = 20,301.56/x
  3. Step 3: Cross multiply
    26,896.76x = 40,315.24 × 20,301.56
  4. Step 4: Simplify right side
    26,896.76x = 818,462,263.77
  5. Step 5: Solve for x
    x = 818,462,263.77/26,896.76
  6. Step 6: Final answer
    x = 30,429.77

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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.