Home / 20,176.58-30,224.76-15,773.42

Finding the Fourth Proportional to 20,176.58, 30,224.76 and 15,773.42

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Solution

The fourth proportional to 20,176.58, 30,224.76 and 15,773.42 is: 23,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176.58 : 30,224.76 = 15,773.42 : x
  2. Step 2: Convert to fraction form
    20,176.58/30,224.76 = 15,773.42/x
  3. Step 3: Cross multiply
    20,176.58x = 30,224.76 × 15,773.42
  4. Step 4: Simplify right side
    20,176.58x = 476,747,682.76
  5. Step 5: Solve for x
    x = 476,747,682.76/20,176.58
  6. Step 6: Final answer
    x = 23,628.77

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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.