Home / 16,200.30-22,352.04-12,846.90

Finding the Fourth Proportional to 16,200.30, 22,352.04 and 12,846.90

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Solution

The fourth proportional to 16,200.30, 22,352.04 and 12,846.90 is: 17,725.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,200.30 : 22,352.04 = 12,846.90 : x
  2. Step 2: Convert to fraction form
    16,200.30/22,352.04 = 12,846.90/x
  3. Step 3: Cross multiply
    16,200.30x = 22,352.04 × 12,846.90
  4. Step 4: Simplify right side
    16,200.30x = 287,154,422.68
  5. Step 5: Solve for x
    x = 287,154,422.68/16,200.30
  6. Step 6: Final answer
    x = 17,725.25

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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.