Home / 30,929.46-42,682.65-17,500.41

Finding the Fourth Proportional to 30,929.46, 42,682.65 and 17,500.41

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Solution

The fourth proportional to 30,929.46, 42,682.65 and 17,500.41 is: 24,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,929.46 : 42,682.65 = 17,500.41 : x
  2. Step 2: Convert to fraction form
    30,929.46/42,682.65 = 17,500.41/x
  3. Step 3: Cross multiply
    30,929.46x = 42,682.65 × 17,500.41
  4. Step 4: Simplify right side
    30,929.46x = 746,963,874.89
  5. Step 5: Solve for x
    x = 746,963,874.89/30,929.46
  6. Step 6: Final answer
    x = 24,150.56

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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.