Home / 33,630.45-50,421.07-11,437.87

Finding the Fourth Proportional to 33,630.45, 50,421.07 and 11,437.87

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Solution

The fourth proportional to 33,630.45, 50,421.07 and 11,437.87 is: 17,148.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,630.45 : 50,421.07 = 11,437.87 : x
  2. Step 2: Convert to fraction form
    33,630.45/50,421.07 = 11,437.87/x
  3. Step 3: Cross multiply
    33,630.45x = 50,421.07 × 11,437.87
  4. Step 4: Simplify right side
    33,630.45x = 576,709,334.63
  5. Step 5: Solve for x
    x = 576,709,334.63/33,630.45
  6. Step 6: Final answer
    x = 17,148.43

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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.