Home / 38,094.94-57,146.17-13,131.70

Finding the Fourth Proportional to 38,094.94, 57,146.17 and 13,131.70

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Solution

The fourth proportional to 38,094.94, 57,146.17 and 13,131.70 is: 19,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,094.94 : 57,146.17 = 13,131.70 : x
  2. Step 2: Convert to fraction form
    38,094.94/57,146.17 = 13,131.70/x
  3. Step 3: Cross multiply
    38,094.94x = 57,146.17 × 13,131.70
  4. Step 4: Simplify right side
    38,094.94x = 750,426,321.00
  5. Step 5: Solve for x
    x = 750,426,321.00/38,094.94
  6. Step 6: Final answer
    x = 19,698.85

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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.