Home / 50,492.16-75,757.68-19,320.12

Finding the Fourth Proportional to 50,492.16, 75,757.68 and 19,320.12

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Solution

The fourth proportional to 50,492.16, 75,757.68 and 19,320.12 is: 28,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,492.16 : 75,757.68 = 19,320.12 : x
  2. Step 2: Convert to fraction form
    50,492.16/75,757.68 = 19,320.12/x
  3. Step 3: Cross multiply
    50,492.16x = 75,757.68 × 19,320.12
  4. Step 4: Simplify right side
    50,492.16x = 1,463,647,468.52
  5. Step 5: Solve for x
    x = 1,463,647,468.52/50,492.16
  6. Step 6: Final answer
    x = 28,987.62

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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.