Home / 30,050.88-41,468.64-16,621.92

Finding the Fourth Proportional to 30,050.88, 41,468.64 and 16,621.92

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Solution

The fourth proportional to 30,050.88, 41,468.64 and 16,621.92 is: 22,937.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050.88 : 41,468.64 = 16,621.92 : x
  2. Step 2: Convert to fraction form
    30,050.88/41,468.64 = 16,621.92/x
  3. Step 3: Cross multiply
    30,050.88x = 41,468.64 × 16,621.92
  4. Step 4: Simplify right side
    30,050.88x = 689,288,416.59
  5. Step 5: Solve for x
    x = 689,288,416.59/30,050.88
  6. Step 6: Final answer
    x = 22,937.38

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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.