Home / 50,638.72-75,958.28-15,578.16

Finding the Fourth Proportional to 50,638.72, 75,958.28 and 15,578.16

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Solution

The fourth proportional to 50,638.72, 75,958.28 and 15,578.16 is: 23,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,638.72 : 75,958.28 = 15,578.16 : x
  2. Step 2: Convert to fraction form
    50,638.72/75,958.28 = 15,578.16/x
  3. Step 3: Cross multiply
    50,638.72x = 75,958.28 × 15,578.16
  4. Step 4: Simplify right side
    50,638.72x = 1,183,290,239.16
  5. Step 5: Solve for x
    x = 1,183,290,239.16/50,638.72
  6. Step 6: Final answer
    x = 23,367.30

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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.