Home / 50,771.07-76,138.38-17,482.20

Finding the Fourth Proportional to 50,771.07, 76,138.38 and 17,482.20

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Solution

The fourth proportional to 50,771.07, 76,138.38 and 17,482.20 is: 26,217.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,771.07 : 76,138.38 = 17,482.20 : x
  2. Step 2: Convert to fraction form
    50,771.07/76,138.38 = 17,482.20/x
  3. Step 3: Cross multiply
    50,771.07x = 76,138.38 × 17,482.20
  4. Step 4: Simplify right side
    50,771.07x = 1,331,066,101.32
  5. Step 5: Solve for x
    x = 1,331,066,101.32/50,771.07
  6. Step 6: Final answer
    x = 26,217.02

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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.