Home / 50,279.36-75,431.50-15,219.11

Finding the Fourth Proportional to 50,279.36, 75,431.50 and 15,219.11

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Solution

The fourth proportional to 50,279.36, 75,431.50 and 15,219.11 is: 22,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,279.36 : 75,431.50 = 15,219.11 : x
  2. Step 2: Convert to fraction form
    50,279.36/75,431.50 = 15,219.11/x
  3. Step 3: Cross multiply
    50,279.36x = 75,431.50 × 15,219.11
  4. Step 4: Simplify right side
    50,279.36x = 1,148,000,446.50
  5. Step 5: Solve for x
    x = 1,148,000,446.50/50,279.36
  6. Step 6: Final answer
    x = 22,832.44

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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.