Home / 18,604.08-25,667.28-11,527.92

Finding the Fourth Proportional to 18,604.08, 25,667.28 and 11,527.92

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Solution

The fourth proportional to 18,604.08, 25,667.28 and 11,527.92 is: 15,904.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.08 : 25,667.28 = 11,527.92 : x
  2. Step 2: Convert to fraction form
    18,604.08/25,667.28 = 11,527.92/x
  3. Step 3: Cross multiply
    18,604.08x = 25,667.28 × 11,527.92
  4. Step 4: Simplify right side
    18,604.08x = 295,890,350.46
  5. Step 5: Solve for x
    x = 295,890,350.46/18,604.08
  6. Step 6: Final answer
    x = 15,904.59

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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.