Home / 50,777.28-76,165.11-13,841.28

Finding the Fourth Proportional to 50,777.28, 76,165.11 and 13,841.28

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Solution

The fourth proportional to 50,777.28, 76,165.11 and 13,841.28 is: 20,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,777.28 : 76,165.11 = 13,841.28 : x
  2. Step 2: Convert to fraction form
    50,777.28/76,165.11 = 13,841.28/x
  3. Step 3: Cross multiply
    50,777.28x = 76,165.11 × 13,841.28
  4. Step 4: Simplify right side
    50,777.28x = 1,054,222,613.74
  5. Step 5: Solve for x
    x = 1,054,222,613.74/50,777.28
  6. Step 6: Final answer
    x = 20,761.70

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1.5x scale

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.