Home / 38,039.88-57,059.77-14,649.92

Finding the Fourth Proportional to 38,039.88, 57,059.77 and 14,649.92

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Solution

The fourth proportional to 38,039.88, 57,059.77 and 14,649.92 is: 21,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039.88 : 57,059.77 = 14,649.92 : x
  2. Step 2: Convert to fraction form
    38,039.88/57,059.77 = 14,649.92/x
  3. Step 3: Cross multiply
    38,039.88x = 57,059.77 × 14,649.92
  4. Step 4: Simplify right side
    38,039.88x = 835,921,065.72
  5. Step 5: Solve for x
    x = 835,921,065.72/38,039.88
  6. Step 6: Final answer
    x = 21,974.86

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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.