Home / 41,282.34-61,921.08-13,580.34

Finding the Fourth Proportional to 41,282.34, 61,921.08 and 13,580.34

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Solution

The fourth proportional to 41,282.34, 61,921.08 and 13,580.34 is: 20,369.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,282.34 : 61,921.08 = 13,580.34 : x
  2. Step 2: Convert to fraction form
    41,282.34/61,921.08 = 13,580.34/x
  3. Step 3: Cross multiply
    41,282.34x = 61,921.08 × 13,580.34
  4. Step 4: Simplify right side
    41,282.34x = 840,909,319.57
  5. Step 5: Solve for x
    x = 840,909,319.57/41,282.34
  6. Step 6: Final answer
    x = 20,369.71

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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.