Home / 38,917.67-58,371.03-12,622.64

Finding the Fourth Proportional to 38,917.67, 58,371.03 and 12,622.64

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Solution

The fourth proportional to 38,917.67, 58,371.03 and 12,622.64 is: 18,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,917.67 : 58,371.03 = 12,622.64 : x
  2. Step 2: Convert to fraction form
    38,917.67/58,371.03 = 12,622.64/x
  3. Step 3: Cross multiply
    38,917.67x = 58,371.03 × 12,622.64
  4. Step 4: Simplify right side
    38,917.67x = 736,796,206.26
  5. Step 5: Solve for x
    x = 736,796,206.26/38,917.67
  6. Step 6: Final answer
    x = 18,932.18

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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.