Home / 13,057.92-19,588-4,174.52

Finding the Fourth Proportional to 13,057.92, 19,588 and 4,174.52

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Solution

The fourth proportional to 13,057.92, 19,588 and 4,174.52 is: 6,262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057.92 : 19,588 = 4,174.52 : x
  2. Step 2: Convert to fraction form
    13,057.92/19,588 = 4,174.52/x
  3. Step 3: Cross multiply
    13,057.92x = 19,588 × 4,174.52
  4. Step 4: Simplify right side
    13,057.92x = 81,770,497.76
  5. Step 5: Solve for x
    x = 81,770,497.76/13,057.92
  6. Step 6: Final answer
    x = 6,262.14

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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.