Home / 38,120.82-57,158.07-17,056.94

Finding the Fourth Proportional to 38,120.82, 57,158.07 and 17,056.94

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Solution

The fourth proportional to 38,120.82, 57,158.07 and 17,056.94 is: 25,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,120.82 : 57,158.07 = 17,056.94 : x
  2. Step 2: Convert to fraction form
    38,120.82/57,158.07 = 17,056.94/x
  3. Step 3: Cross multiply
    38,120.82x = 57,158.07 × 17,056.94
  4. Step 4: Simplify right side
    38,120.82x = 974,941,770.51
  5. Step 5: Solve for x
    x = 974,941,770.51/38,120.82
  6. Step 6: Final answer
    x = 25,575.05

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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.