Home / 50,680.48-76,023.84-19,515.76

Finding the Fourth Proportional to 50,680.48, 76,023.84 and 19,515.76

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Solution

The fourth proportional to 50,680.48, 76,023.84 and 19,515.76 is: 29,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,680.48 : 76,023.84 = 19,515.76 : x
  2. Step 2: Convert to fraction form
    50,680.48/76,023.84 = 19,515.76/x
  3. Step 3: Cross multiply
    50,680.48x = 76,023.84 × 19,515.76
  4. Step 4: Simplify right side
    50,680.48x = 1,483,663,015.72
  5. Step 5: Solve for x
    x = 1,483,663,015.72/50,680.48
  6. Step 6: Final answer
    x = 29,274.84

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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.