Home / 13,167.45-19,751.17-5,273.55

Finding the Fourth Proportional to 13,167.45, 19,751.17 and 5,273.55

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Solution

The fourth proportional to 13,167.45, 19,751.17 and 5,273.55 is: 7,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.45 : 19,751.17 = 5,273.55 : x
  2. Step 2: Convert to fraction form
    13,167.45/19,751.17 = 5,273.55/x
  3. Step 3: Cross multiply
    13,167.45x = 19,751.17 × 5,273.55
  4. Step 4: Simplify right side
    13,167.45x = 104,158,782.55
  5. Step 5: Solve for x
    x = 104,158,782.55/13,167.45
  6. Step 6: Final answer
    x = 7,910.32

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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.