Home / 26,687.97-36,826.21-14,749.68

Finding the Fourth Proportional to 26,687.97, 36,826.21 and 14,749.68

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Solution

The fourth proportional to 26,687.97, 36,826.21 and 14,749.68 is: 20,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.97 : 36,826.21 = 14,749.68 : x
  2. Step 2: Convert to fraction form
    26,687.97/36,826.21 = 14,749.68/x
  3. Step 3: Cross multiply
    26,687.97x = 36,826.21 × 14,749.68
  4. Step 4: Simplify right side
    26,687.97x = 543,174,813.11
  5. Step 5: Solve for x
    x = 543,174,813.11/26,687.97
  6. Step 6: Final answer
    x = 20,352.80

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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.