Home / 22,704.30-31,330.26-12,632.49

Finding the Fourth Proportional to 22,704.30, 31,330.26 and 12,632.49

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Solution

The fourth proportional to 22,704.30, 31,330.26 and 12,632.49 is: 17,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.30 : 31,330.26 = 12,632.49 : x
  2. Step 2: Convert to fraction form
    22,704.30/31,330.26 = 12,632.49/x
  3. Step 3: Cross multiply
    22,704.30x = 31,330.26 × 12,632.49
  4. Step 4: Simplify right side
    22,704.30x = 395,779,196.15
  5. Step 5: Solve for x
    x = 395,779,196.15/22,704.30
  6. Step 6: Final answer
    x = 17,431.90

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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.