Home / 18,457.08-27,673.32-12,536.04

Finding the Fourth Proportional to 18,457.08, 27,673.32 and 12,536.04

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Solution

The fourth proportional to 18,457.08, 27,673.32 and 12,536.04 is: 18,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,457.08 : 27,673.32 = 12,536.04 : x
  2. Step 2: Convert to fraction form
    18,457.08/27,673.32 = 12,536.04/x
  3. Step 3: Cross multiply
    18,457.08x = 27,673.32 × 12,536.04
  4. Step 4: Simplify right side
    18,457.08x = 346,913,846.45
  5. Step 5: Solve for x
    x = 346,913,846.45/18,457.08
  6. Step 6: Final answer
    x = 18,795.71

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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.