Home / 57,670.70-86,505.52-18,227.84

Finding the Fourth Proportional to 57,670.70, 86,505.52 and 18,227.84

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Solution

The fourth proportional to 57,670.70, 86,505.52 and 18,227.84 is: 27,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,670.70 : 86,505.52 = 18,227.84 : x
  2. Step 2: Convert to fraction form
    57,670.70/86,505.52 = 18,227.84/x
  3. Step 3: Cross multiply
    57,670.70x = 86,505.52 × 18,227.84
  4. Step 4: Simplify right side
    57,670.70x = 1,576,808,333.76
  5. Step 5: Solve for x
    x = 1,576,808,333.76/57,670.70
  6. Step 6: Final answer
    x = 27,341.58

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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.