Home / 18,017.24-26,977.26-11,761.76

Finding the Fourth Proportional to 18,017.24, 26,977.26 and 11,761.76

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Solution

The fourth proportional to 18,017.24, 26,977.26 and 11,761.76 is: 17,610.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.24 : 26,977.26 = 11,761.76 : x
  2. Step 2: Convert to fraction form
    18,017.24/26,977.26 = 11,761.76/x
  3. Step 3: Cross multiply
    18,017.24x = 26,977.26 × 11,761.76
  4. Step 4: Simplify right side
    18,017.24x = 317,300,057.58
  5. Step 5: Solve for x
    x = 317,300,057.58/18,017.24
  6. Step 6: Final answer
    x = 17,610.91

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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.