Home / 13,632.71-20,410.97-7,370.28

Finding the Fourth Proportional to 13,632.71, 20,410.97 and 7,370.28

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Solution

The fourth proportional to 13,632.71, 20,410.97 and 7,370.28 is: 11,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.71 : 20,410.97 = 7,370.28 : x
  2. Step 2: Convert to fraction form
    13,632.71/20,410.97 = 7,370.28/x
  3. Step 3: Cross multiply
    13,632.71x = 20,410.97 × 7,370.28
  4. Step 4: Simplify right side
    13,632.71x = 150,434,527.12
  5. Step 5: Solve for x
    x = 150,434,527.12/13,632.71
  6. Step 6: Final answer
    x = 11,034.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.