Home / 50,628.15-75,942.21-39,518.19

Finding the Fourth Proportional to 50,628.15, 75,942.21 and 39,518.19

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Solution

The fourth proportional to 50,628.15, 75,942.21 and 39,518.19 is: 59,277.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,628.15 : 75,942.21 = 39,518.19 : x
  2. Step 2: Convert to fraction form
    50,628.15/75,942.21 = 39,518.19/x
  3. Step 3: Cross multiply
    50,628.15x = 75,942.21 × 39,518.19
  4. Step 4: Simplify right side
    50,628.15x = 3,001,098,683.80
  5. Step 5: Solve for x
    x = 3,001,098,683.80/50,628.15
  6. Step 6: Final answer
    x = 59,277.27

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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.