Home / 29,766.17-41,079.21-19,676.91

Finding the Fourth Proportional to 29,766.17, 41,079.21 and 19,676.91

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Solution

The fourth proportional to 29,766.17, 41,079.21 and 19,676.91 is: 27,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,766.17 : 41,079.21 = 19,676.91 : x
  2. Step 2: Convert to fraction form
    29,766.17/41,079.21 = 19,676.91/x
  3. Step 3: Cross multiply
    29,766.17x = 41,079.21 × 19,676.91
  4. Step 4: Simplify right side
    29,766.17x = 808,311,998.30
  5. Step 5: Solve for x
    x = 808,311,998.30/29,766.17
  6. Step 6: Final answer
    x = 27,155.39

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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.