Home / 13,241.35-18,272.17-7,273.27

Finding the Fourth Proportional to 13,241.35, 18,272.17 and 7,273.27

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Solution

The fourth proportional to 13,241.35, 18,272.17 and 7,273.27 is: 10,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.35 : 18,272.17 = 7,273.27 : x
  2. Step 2: Convert to fraction form
    13,241.35/18,272.17 = 7,273.27/x
  3. Step 3: Cross multiply
    13,241.35x = 18,272.17 × 7,273.27
  4. Step 4: Simplify right side
    13,241.35x = 132,898,416.92
  5. Step 5: Solve for x
    x = 132,898,416.92/13,241.35
  6. Step 6: Final answer
    x = 10,036.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.