Home / 23,732.80-35,588.40-12,636.64

Finding the Fourth Proportional to 23,732.80, 35,588.40 and 12,636.64

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Solution

The fourth proportional to 23,732.80, 35,588.40 and 12,636.64 is: 18,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,732.80 : 35,588.40 = 12,636.64 : x
  2. Step 2: Convert to fraction form
    23,732.80/35,588.40 = 12,636.64/x
  3. Step 3: Cross multiply
    23,732.80x = 35,588.40 × 12,636.64
  4. Step 4: Simplify right side
    23,732.80x = 449,717,798.98
  5. Step 5: Solve for x
    x = 449,717,798.98/23,732.80
  6. Step 6: Final answer
    x = 18,949.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.