Home / 19,757.28-27,265.92-11,376.48

Finding the Fourth Proportional to 19,757.28, 27,265.92 and 11,376.48

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Solution

The fourth proportional to 19,757.28, 27,265.92 and 11,376.48 is: 15,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.28 : 27,265.92 = 11,376.48 : x
  2. Step 2: Convert to fraction form
    19,757.28/27,265.92 = 11,376.48/x
  3. Step 3: Cross multiply
    19,757.28x = 27,265.92 × 11,376.48
  4. Step 4: Simplify right side
    19,757.28x = 310,190,193.56
  5. Step 5: Solve for x
    x = 310,190,193.56/19,757.28
  6. Step 6: Final answer
    x = 15,700.05

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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.