Home / 38,765.25-58,147.68-13,806.27

Finding the Fourth Proportional to 38,765.25, 58,147.68 and 13,806.27

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Solution

The fourth proportional to 38,765.25, 58,147.68 and 13,806.27 is: 20,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,765.25 : 58,147.68 = 13,806.27 : x
  2. Step 2: Convert to fraction form
    38,765.25/58,147.68 = 13,806.27/x
  3. Step 3: Cross multiply
    38,765.25x = 58,147.68 × 13,806.27
  4. Step 4: Simplify right side
    38,765.25x = 802,802,569.95
  5. Step 5: Solve for x
    x = 802,802,569.95/38,765.25
  6. Step 6: Final answer
    x = 20,709.34

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1.5x scale

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.