Home / 30,007.02-41,410.07-16,578.86

Finding the Fourth Proportional to 30,007.02, 41,410.07 and 16,578.86

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Solution

The fourth proportional to 30,007.02, 41,410.07 and 16,578.86 is: 22,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.02 : 41,410.07 = 16,578.86 : x
  2. Step 2: Convert to fraction form
    30,007.02/41,410.07 = 16,578.86/x
  3. Step 3: Cross multiply
    30,007.02x = 41,410.07 × 16,578.86
  4. Step 4: Simplify right side
    30,007.02x = 686,531,753.12
  5. Step 5: Solve for x
    x = 686,531,753.12/30,007.02
  6. Step 6: Final answer
    x = 22,879.04

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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.