Home / 28,834.20-43,225.68-13,833.12

Finding the Fourth Proportional to 28,834.20, 43,225.68 and 13,833.12

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Solution

The fourth proportional to 28,834.20, 43,225.68 and 13,833.12 is: 20,737.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,834.20 : 43,225.68 = 13,833.12 : x
  2. Step 2: Convert to fraction form
    28,834.20/43,225.68 = 13,833.12/x
  3. Step 3: Cross multiply
    28,834.20x = 43,225.68 × 13,833.12
  4. Step 4: Simplify right side
    28,834.20x = 597,946,018.52
  5. Step 5: Solve for x
    x = 597,946,018.52/28,834.20
  6. Step 6: Final answer
    x = 20,737.39

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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.