Home / 18,498.92-25,527.94-11,331.56

Finding the Fourth Proportional to 18,498.92, 25,527.94 and 11,331.56

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Solution

The fourth proportional to 18,498.92, 25,527.94 and 11,331.56 is: 15,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.92 : 25,527.94 = 11,331.56 : x
  2. Step 2: Convert to fraction form
    18,498.92/25,527.94 = 11,331.56/x
  3. Step 3: Cross multiply
    18,498.92x = 25,527.94 × 11,331.56
  4. Step 4: Simplify right side
    18,498.92x = 289,271,383.79
  5. Step 5: Solve for x
    x = 289,271,383.79/18,498.92
  6. Step 6: Final answer
    x = 15,637.20

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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.