Home / 50,553.70-75,830.06-13,113.60

Finding the Fourth Proportional to 50,553.70, 75,830.06 and 13,113.60

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Solution

The fourth proportional to 50,553.70, 75,830.06 and 13,113.60 is: 19,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,553.70 : 75,830.06 = 13,113.60 : x
  2. Step 2: Convert to fraction form
    50,553.70/75,830.06 = 13,113.60/x
  3. Step 3: Cross multiply
    50,553.70x = 75,830.06 × 13,113.60
  4. Step 4: Simplify right side
    50,553.70x = 994,405,074.82
  5. Step 5: Solve for x
    x = 994,405,074.82/50,553.70
  6. Step 6: Final answer
    x = 19,670.27

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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.