Home / 50,570.10-69,873.33-40,039.68

Finding the Fourth Proportional to 50,570.10, 69,873.33 and 40,039.68

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Solution

The fourth proportional to 50,570.10, 69,873.33 and 40,039.68 is: 55,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,570.10 : 69,873.33 = 40,039.68 : x
  2. Step 2: Convert to fraction form
    50,570.10/69,873.33 = 40,039.68/x
  3. Step 3: Cross multiply
    50,570.10x = 69,873.33 × 40,039.68
  4. Step 4: Simplify right side
    50,570.10x = 2,797,705,773.73
  5. Step 5: Solve for x
    x = 2,797,705,773.73/50,570.10
  6. Step 6: Final answer
    x = 55,323.32

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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.