Home / 22,767.48-34,155.54-12,917.88

Finding the Fourth Proportional to 22,767.48, 34,155.54 and 12,917.88

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Solution

The fourth proportional to 22,767.48, 34,155.54 and 12,917.88 is: 19,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,767.48 : 34,155.54 = 12,917.88 : x
  2. Step 2: Convert to fraction form
    22,767.48/34,155.54 = 12,917.88/x
  3. Step 3: Cross multiply
    22,767.48x = 34,155.54 × 12,917.88
  4. Step 4: Simplify right side
    22,767.48x = 441,217,167.06
  5. Step 5: Solve for x
    x = 441,217,167.06/22,767.48
  6. Step 6: Final answer
    x = 19,379.27

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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.