Home / 23,247.46-32,080.80-12,636.82

Finding the Fourth Proportional to 23,247.46, 32,080.80 and 12,636.82

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Solution

The fourth proportional to 23,247.46, 32,080.80 and 12,636.82 is: 17,438.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,247.46 : 32,080.80 = 12,636.82 : x
  2. Step 2: Convert to fraction form
    23,247.46/32,080.80 = 12,636.82/x
  3. Step 3: Cross multiply
    23,247.46x = 32,080.80 × 12,636.82
  4. Step 4: Simplify right side
    23,247.46x = 405,399,295.06
  5. Step 5: Solve for x
    x = 405,399,295.06/23,247.46
  6. Step 6: Final answer
    x = 17,438.43

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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.