Home / 38,582.83-53,246.38-21,586.06

Finding the Fourth Proportional to 38,582.83, 53,246.38 and 21,586.06

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Solution

The fourth proportional to 38,582.83, 53,246.38 and 21,586.06 is: 29,789.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,582.83 : 53,246.38 = 21,586.06 : x
  2. Step 2: Convert to fraction form
    38,582.83/53,246.38 = 21,586.06/x
  3. Step 3: Cross multiply
    38,582.83x = 53,246.38 × 21,586.06
  4. Step 4: Simplify right side
    38,582.83x = 1,149,379,553.46
  5. Step 5: Solve for x
    x = 1,149,379,553.46/38,582.83
  6. Step 6: Final answer
    x = 29,789.92

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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.