Home / 23,609.12-32,579.35-12,998.12

Finding the Fourth Proportional to 23,609.12, 32,579.35 and 12,998.12

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Solution

The fourth proportional to 23,609.12, 32,579.35 and 12,998.12 is: 17,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,609.12 : 32,579.35 = 12,998.12 : x
  2. Step 2: Convert to fraction form
    23,609.12/32,579.35 = 12,998.12/x
  3. Step 3: Cross multiply
    23,609.12x = 32,579.35 × 12,998.12
  4. Step 4: Simplify right side
    23,609.12x = 423,470,105.43
  5. Step 5: Solve for x
    x = 423,470,105.43/23,609.12
  6. Step 6: Final answer
    x = 17,936.72

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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.