Home / 18,834.55-28,240.54-6,354.29

Finding the Fourth Proportional to 18,834.55, 28,240.54 and 6,354.29

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Solution

The fourth proportional to 18,834.55, 28,240.54 and 6,354.29 is: 9,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.55 : 28,240.54 = 6,354.29 : x
  2. Step 2: Convert to fraction form
    18,834.55/28,240.54 = 6,354.29/x
  3. Step 3: Cross multiply
    18,834.55x = 28,240.54 × 6,354.29
  4. Step 4: Simplify right side
    18,834.55x = 179,448,677.11
  5. Step 5: Solve for x
    x = 179,448,677.11/18,834.55
  6. Step 6: Final answer
    x = 9,527.64

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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.