Home / 30,929.59-42,682.56-17,500.73

Finding the Fourth Proportional to 30,929.59, 42,682.56 and 17,500.73

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Solution

The fourth proportional to 30,929.59, 42,682.56 and 17,500.73 is: 24,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,929.59 : 42,682.56 = 17,500.73 : x
  2. Step 2: Convert to fraction form
    30,929.59/42,682.56 = 17,500.73/x
  3. Step 3: Cross multiply
    30,929.59x = 42,682.56 × 17,500.73
  4. Step 4: Simplify right side
    30,929.59x = 746,975,958.27
  5. Step 5: Solve for x
    x = 746,975,958.27/30,929.59
  6. Step 6: Final answer
    x = 24,150.86

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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.