Home / 50,716.80-70,005.45-35,613.12

Finding the Fourth Proportional to 50,716.80, 70,005.45 and 35,613.12

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Solution

The fourth proportional to 50,716.80, 70,005.45 and 35,613.12 is: 49,157.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,716.80 : 70,005.45 = 35,613.12 : x
  2. Step 2: Convert to fraction form
    50,716.80/70,005.45 = 35,613.12/x
  3. Step 3: Cross multiply
    50,716.80x = 70,005.45 × 35,613.12
  4. Step 4: Simplify right side
    50,716.80x = 2,493,112,491.50
  5. Step 5: Solve for x
    x = 2,493,112,491.50/50,716.80
  6. Step 6: Final answer
    x = 49,157.53

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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.