Home / 50,291.21-69,403.10-27,631.67

Finding the Fourth Proportional to 50,291.21, 69,403.10 and 27,631.67

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Solution

The fourth proportional to 50,291.21, 69,403.10 and 27,631.67 is: 38,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,291.21 : 69,403.10 = 27,631.67 : x
  2. Step 2: Convert to fraction form
    50,291.21/69,403.10 = 27,631.67/x
  3. Step 3: Cross multiply
    50,291.21x = 69,403.10 × 27,631.67
  4. Step 4: Simplify right side
    50,291.21x = 1,917,723,556.18
  5. Step 5: Solve for x
    x = 1,917,723,556.18/50,291.21
  6. Step 6: Final answer
    x = 38,132.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.