Home / 38,809.92-58,225.14-21,032.70

Finding the Fourth Proportional to 38,809.92, 58,225.14 and 21,032.70

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Solution

The fourth proportional to 38,809.92, 58,225.14 and 21,032.70 is: 31,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809.92 : 58,225.14 = 21,032.70 : x
  2. Step 2: Convert to fraction form
    38,809.92/58,225.14 = 21,032.70/x
  3. Step 3: Cross multiply
    38,809.92x = 58,225.14 × 21,032.70
  4. Step 4: Simplify right side
    38,809.92x = 1,224,631,902.08
  5. Step 5: Solve for x
    x = 1,224,631,902.08/38,809.92
  6. Step 6: Final answer
    x = 31,554.61

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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.