Home / 34,941.48-48,211.74-20,791.56

Finding the Fourth Proportional to 34,941.48, 48,211.74 and 20,791.56

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Solution

The fourth proportional to 34,941.48, 48,211.74 and 20,791.56 is: 28,687.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,941.48 : 48,211.74 = 20,791.56 : x
  2. Step 2: Convert to fraction form
    34,941.48/48,211.74 = 20,791.56/x
  3. Step 3: Cross multiply
    34,941.48x = 48,211.74 × 20,791.56
  4. Step 4: Simplify right side
    34,941.48x = 1,002,397,284.91
  5. Step 5: Solve for x
    x = 1,002,397,284.91/34,941.48
  6. Step 6: Final answer
    x = 28,687.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.