Home / 50,753.01-76,151.40-21,176.67

Finding the Fourth Proportional to 50,753.01, 76,151.40 and 21,176.67

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Solution

The fourth proportional to 50,753.01, 76,151.40 and 21,176.67 is: 31,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,753.01 : 76,151.40 = 21,176.67 : x
  2. Step 2: Convert to fraction form
    50,753.01/76,151.40 = 21,176.67/x
  3. Step 3: Cross multiply
    50,753.01x = 76,151.40 × 21,176.67
  4. Step 4: Simplify right side
    50,753.01x = 1,612,633,067.84
  5. Step 5: Solve for x
    x = 1,612,633,067.84/50,753.01
  6. Step 6: Final answer
    x = 31,774.14

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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.