Home / 15,636.15-23,458.04-4,542.57

Finding the Fourth Proportional to 15,636.15, 23,458.04 and 4,542.57

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Solution

The fourth proportional to 15,636.15, 23,458.04 and 4,542.57 is: 6,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.15 : 23,458.04 = 4,542.57 : x
  2. Step 2: Convert to fraction form
    15,636.15/23,458.04 = 4,542.57/x
  3. Step 3: Cross multiply
    15,636.15x = 23,458.04 × 4,542.57
  4. Step 4: Simplify right side
    15,636.15x = 106,559,766.05
  5. Step 5: Solve for x
    x = 106,559,766.05/15,636.15
  6. Step 6: Final answer
    x = 6,814.96

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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.