Home / 18,704.52-25,812.06-10,320.96

Finding the Fourth Proportional to 18,704.52, 25,812.06 and 10,320.96

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Solution

The fourth proportional to 18,704.52, 25,812.06 and 10,320.96 is: 14,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704.52 : 25,812.06 = 10,320.96 : x
  2. Step 2: Convert to fraction form
    18,704.52/25,812.06 = 10,320.96/x
  3. Step 3: Cross multiply
    18,704.52x = 25,812.06 × 10,320.96
  4. Step 4: Simplify right side
    18,704.52x = 266,405,238.78
  5. Step 5: Solve for x
    x = 266,405,238.78/18,704.52
  6. Step 6: Final answer
    x = 14,242.83

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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.