Home / 50,503.47-75,755.21-19,338.72

Finding the Fourth Proportional to 50,503.47, 75,755.21 and 19,338.72

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Solution

The fourth proportional to 50,503.47, 75,755.21 and 19,338.72 is: 29,008.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,503.47 : 75,755.21 = 19,338.72 : x
  2. Step 2: Convert to fraction form
    50,503.47/75,755.21 = 19,338.72/x
  3. Step 3: Cross multiply
    50,503.47x = 75,755.21 × 19,338.72
  4. Step 4: Simplify right side
    50,503.47x = 1,465,008,794.73
  5. Step 5: Solve for x
    x = 1,465,008,794.73/50,503.47
  6. Step 6: Final answer
    x = 29,008.08

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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.