Home / 36,371.65-50,189.33-20,455.76

Finding the Fourth Proportional to 36,371.65, 50,189.33 and 20,455.76

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Solution

The fourth proportional to 36,371.65, 50,189.33 and 20,455.76 is: 28,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,371.65 : 50,189.33 = 20,455.76 : x
  2. Step 2: Convert to fraction form
    36,371.65/50,189.33 = 20,455.76/x
  3. Step 3: Cross multiply
    36,371.65x = 50,189.33 × 20,455.76
  4. Step 4: Simplify right side
    36,371.65x = 1,026,660,889.04
  5. Step 5: Solve for x
    x = 1,026,660,889.04/36,371.65
  6. Step 6: Final answer
    x = 28,226.95

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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.