Home / 16,161.20-24,231-13,045.04

Finding the Fourth Proportional to 16,161.20, 24,231 and 13,045.04

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Solution

The fourth proportional to 16,161.20, 24,231 and 13,045.04 is: 19,558.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.20 : 24,231 = 13,045.04 : x
  2. Step 2: Convert to fraction form
    16,161.20/24,231 = 13,045.04/x
  3. Step 3: Cross multiply
    16,161.20x = 24,231 × 13,045.04
  4. Step 4: Simplify right side
    16,161.20x = 316,094,364.24
  5. Step 5: Solve for x
    x = 316,094,364.24/16,161.20
  6. Step 6: Final answer
    x = 19,558.84

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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.