Home / 50,762.38-70,049.81-28,099.77

Finding the Fourth Proportional to 50,762.38, 70,049.81 and 28,099.77

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Solution

The fourth proportional to 50,762.38, 70,049.81 and 28,099.77 is: 38,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,762.38 : 70,049.81 = 28,099.77 : x
  2. Step 2: Convert to fraction form
    50,762.38/70,049.81 = 28,099.77/x
  3. Step 3: Cross multiply
    50,762.38x = 70,049.81 × 28,099.77
  4. Step 4: Simplify right side
    50,762.38x = 1,968,383,554.12
  5. Step 5: Solve for x
    x = 1,968,383,554.12/50,762.38
  6. Step 6: Final answer
    x = 38,776.42

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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.