Home / 50,640.96-75,903.53-31,674.21

Finding the Fourth Proportional to 50,640.96, 75,903.53 and 31,674.21

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Solution

The fourth proportional to 50,640.96, 75,903.53 and 31,674.21 is: 47,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640.96 : 75,903.53 = 31,674.21 : x
  2. Step 2: Convert to fraction form
    50,640.96/75,903.53 = 31,674.21/x
  3. Step 3: Cross multiply
    50,640.96x = 75,903.53 × 31,674.21
  4. Step 4: Simplify right side
    50,640.96x = 2,404,184,190.59
  5. Step 5: Solve for x
    x = 2,404,184,190.59/50,640.96
  6. Step 6: Final answer
    x = 47,475.09

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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.