Home / 27,350.79-37,744.20-15,414.33

Finding the Fourth Proportional to 27,350.79, 37,744.20 and 15,414.33

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Solution

The fourth proportional to 27,350.79, 37,744.20 and 15,414.33 is: 21,271.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,350.79 : 37,744.20 = 15,414.33 : x
  2. Step 2: Convert to fraction form
    27,350.79/37,744.20 = 15,414.33/x
  3. Step 3: Cross multiply
    27,350.79x = 37,744.20 × 15,414.33
  4. Step 4: Simplify right side
    27,350.79x = 581,801,420.81
  5. Step 5: Solve for x
    x = 581,801,420.81/27,350.79
  6. Step 6: Final answer
    x = 21,271.83

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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.