Home / 41,967.04-62,961.60-20,913.28

Finding the Fourth Proportional to 41,967.04, 62,961.60 and 20,913.28

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Solution

The fourth proportional to 41,967.04, 62,961.60 and 20,913.28 is: 31,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,967.04 : 62,961.60 = 20,913.28 : x
  2. Step 2: Convert to fraction form
    41,967.04/62,961.60 = 20,913.28/x
  3. Step 3: Cross multiply
    41,967.04x = 62,961.60 × 20,913.28
  4. Step 4: Simplify right side
    41,967.04x = 1,316,733,570.05
  5. Step 5: Solve for x
    x = 1,316,733,570.05/41,967.04
  6. Step 6: Final answer
    x = 31,375.42

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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.