Home / 50,739.42-76,113.60-13,299.35

Finding the Fourth Proportional to 50,739.42, 76,113.60 and 13,299.35

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Solution

The fourth proportional to 50,739.42, 76,113.60 and 13,299.35 is: 19,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,739.42 : 76,113.60 = 13,299.35 : x
  2. Step 2: Convert to fraction form
    50,739.42/76,113.60 = 13,299.35/x
  3. Step 3: Cross multiply
    50,739.42x = 76,113.60 × 13,299.35
  4. Step 4: Simplify right side
    50,739.42x = 1,012,261,025.59
  5. Step 5: Solve for x
    x = 1,012,261,025.59/50,739.42
  6. Step 6: Final answer
    x = 19,950.19

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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.