Home / 15,367.34-23,027.43-9,115.04

Finding the Fourth Proportional to 15,367.34, 23,027.43 and 9,115.04

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Solution

The fourth proportional to 15,367.34, 23,027.43 and 9,115.04 is: 13,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,367.34 : 23,027.43 = 9,115.04 : x
  2. Step 2: Convert to fraction form
    15,367.34/23,027.43 = 9,115.04/x
  3. Step 3: Cross multiply
    15,367.34x = 23,027.43 × 9,115.04
  4. Step 4: Simplify right side
    15,367.34x = 209,895,945.55
  5. Step 5: Solve for x
    x = 209,895,945.55/15,367.34
  6. Step 6: Final answer
    x = 13,658.57

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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.