Home / 13,010.14-19,513.74-3,650.92

Finding the Fourth Proportional to 13,010.14, 19,513.74 and 3,650.92

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Solution

The fourth proportional to 13,010.14, 19,513.74 and 3,650.92 is: 5,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.14 : 19,513.74 = 3,650.92 : x
  2. Step 2: Convert to fraction form
    13,010.14/19,513.74 = 3,650.92/x
  3. Step 3: Cross multiply
    13,010.14x = 19,513.74 × 3,650.92
  4. Step 4: Simplify right side
    13,010.14x = 71,243,147.51
  5. Step 5: Solve for x
    x = 71,243,147.51/13,010.14
  6. Step 6: Final answer
    x = 5,475.97

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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.