Home / 50,949.55-76,427.70-13,509.10

Finding the Fourth Proportional to 50,949.55, 76,427.70 and 13,509.10

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Solution

The fourth proportional to 50,949.55, 76,427.70 and 13,509.10 is: 20,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,949.55 : 76,427.70 = 13,509.10 : x
  2. Step 2: Convert to fraction form
    50,949.55/76,427.70 = 13,509.10/x
  3. Step 3: Cross multiply
    50,949.55x = 76,427.70 × 13,509.10
  4. Step 4: Simplify right side
    50,949.55x = 1,032,469,442.07
  5. Step 5: Solve for x
    x = 1,032,469,442.07/50,949.55
  6. Step 6: Final answer
    x = 20,264.54

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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.