Home / 33,631.71-50,421.40-21,760.40

Finding the Fourth Proportional to 33,631.71, 50,421.40 and 21,760.40

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Solution

The fourth proportional to 33,631.71, 50,421.40 and 21,760.40 is: 32,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,631.71 : 50,421.40 = 21,760.40 : x
  2. Step 2: Convert to fraction form
    33,631.71/50,421.40 = 21,760.40/x
  3. Step 3: Cross multiply
    33,631.71x = 50,421.40 × 21,760.40
  4. Step 4: Simplify right side
    33,631.71x = 1,097,189,832.56
  5. Step 5: Solve for x
    x = 1,097,189,832.56/33,631.71
  6. Step 6: Final answer
    x = 32,623.67

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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.