Home / 25,120.94-34,671.68-16,623.24

Finding the Fourth Proportional to 25,120.94, 34,671.68 and 16,623.24

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Solution

The fourth proportional to 25,120.94, 34,671.68 and 16,623.24 is: 22,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,120.94 : 34,671.68 = 16,623.24 : x
  2. Step 2: Convert to fraction form
    25,120.94/34,671.68 = 16,623.24/x
  3. Step 3: Cross multiply
    25,120.94x = 34,671.68 × 16,623.24
  4. Step 4: Simplify right side
    25,120.94x = 576,355,657.84
  5. Step 5: Solve for x
    x = 576,355,657.84/25,120.94
  6. Step 6: Final answer
    x = 22,943.24

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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.