Home / 13,174.07-19,760.99-5,377.41

Finding the Fourth Proportional to 13,174.07, 19,760.99 and 5,377.41

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Solution

The fourth proportional to 13,174.07, 19,760.99 and 5,377.41 is: 8,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174.07 : 19,760.99 = 5,377.41 : x
  2. Step 2: Convert to fraction form
    13,174.07/19,760.99 = 5,377.41/x
  3. Step 3: Cross multiply
    13,174.07x = 19,760.99 × 5,377.41
  4. Step 4: Simplify right side
    13,174.07x = 106,262,918.35
  5. Step 5: Solve for x
    x = 106,262,918.35/13,174.07
  6. Step 6: Final answer
    x = 8,066.07

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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.