Home / 22,732.22-31,361.60-16,761.72

Finding the Fourth Proportional to 22,732.22, 31,361.60 and 16,761.72

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Solution

The fourth proportional to 22,732.22, 31,361.60 and 16,761.72 is: 23,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,732.22 : 31,361.60 = 16,761.72 : x
  2. Step 2: Convert to fraction form
    22,732.22/31,361.60 = 16,761.72/x
  3. Step 3: Cross multiply
    22,732.22x = 31,361.60 × 16,761.72
  4. Step 4: Simplify right side
    22,732.22x = 525,674,357.95
  5. Step 5: Solve for x
    x = 525,674,357.95/22,732.22
  6. Step 6: Final answer
    x = 23,124.64

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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.