Home / 50,474.19-69,655.82-28,119.63

Finding the Fourth Proportional to 50,474.19, 69,655.82 and 28,119.63

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Solution

The fourth proportional to 50,474.19, 69,655.82 and 28,119.63 is: 38,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,474.19 : 69,655.82 = 28,119.63 : x
  2. Step 2: Convert to fraction form
    50,474.19/69,655.82 = 28,119.63/x
  3. Step 3: Cross multiply
    50,474.19x = 69,655.82 × 28,119.63
  4. Step 4: Simplify right side
    50,474.19x = 1,958,695,885.75
  5. Step 5: Solve for x
    x = 1,958,695,885.75/50,474.19
  6. Step 6: Final answer
    x = 38,805.89

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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.