Home / 18,622.90-27,934.65-4,582.97

Finding the Fourth Proportional to 18,622.90, 27,934.65 and 4,582.97

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Solution

The fourth proportional to 18,622.90, 27,934.65 and 4,582.97 is: 6,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622.90 : 27,934.65 = 4,582.97 : x
  2. Step 2: Convert to fraction form
    18,622.90/27,934.65 = 4,582.97/x
  3. Step 3: Cross multiply
    18,622.90x = 27,934.65 × 4,582.97
  4. Step 4: Simplify right side
    18,622.90x = 128,023,662.91
  5. Step 5: Solve for x
    x = 128,023,662.91/18,622.90
  6. Step 6: Final answer
    x = 6,874.53

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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.