Home / 50,408.70-69,548.34-28,601.38

Finding the Fourth Proportional to 50,408.70, 69,548.34 and 28,601.38

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Solution

The fourth proportional to 50,408.70, 69,548.34 and 28,601.38 is: 39,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,408.70 : 69,548.34 = 28,601.38 : x
  2. Step 2: Convert to fraction form
    50,408.70/69,548.34 = 28,601.38/x
  3. Step 3: Cross multiply
    50,408.70x = 69,548.34 × 28,601.38
  4. Step 4: Simplify right side
    50,408.70x = 1,989,178,500.71
  5. Step 5: Solve for x
    x = 1,989,178,500.71/50,408.70
  6. Step 6: Final answer
    x = 39,461.02

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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.