Home / 22,704.14-31,330.86-12,632.96

Finding the Fourth Proportional to 22,704.14, 31,330.86 and 12,632.96

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Solution

The fourth proportional to 22,704.14, 31,330.86 and 12,632.96 is: 17,433.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.14 : 31,330.86 = 12,632.96 : x
  2. Step 2: Convert to fraction form
    22,704.14/31,330.86 = 12,632.96/x
  3. Step 3: Cross multiply
    22,704.14x = 31,330.86 × 12,632.96
  4. Step 4: Simplify right side
    22,704.14x = 395,801,501.15
  5. Step 5: Solve for x
    x = 395,801,501.15/22,704.14
  6. Step 6: Final answer
    x = 17,433.01

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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.