Home / 38,868.30-58,301.82-13,901.58

Finding the Fourth Proportional to 38,868.30, 58,301.82 and 13,901.58

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Solution

The fourth proportional to 38,868.30, 58,301.82 and 13,901.58 is: 20,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,868.30 : 58,301.82 = 13,901.58 : x
  2. Step 2: Convert to fraction form
    38,868.30/58,301.82 = 13,901.58/x
  3. Step 3: Cross multiply
    38,868.30x = 58,301.82 × 13,901.58
  4. Step 4: Simplify right side
    38,868.30x = 810,487,414.88
  5. Step 5: Solve for x
    x = 810,487,414.88/38,868.30
  6. Step 6: Final answer
    x = 20,852.14

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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.