Home / 16,750.23-25,125.90-8,425.71

Finding the Fourth Proportional to 16,750.23, 25,125.90 and 8,425.71

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Solution

The fourth proportional to 16,750.23, 25,125.90 and 8,425.71 is: 12,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,750.23 : 25,125.90 = 8,425.71 : x
  2. Step 2: Convert to fraction form
    16,750.23/25,125.90 = 8,425.71/x
  3. Step 3: Cross multiply
    16,750.23x = 25,125.90 × 8,425.71
  4. Step 4: Simplify right side
    16,750.23x = 211,703,546.89
  5. Step 5: Solve for x
    x = 211,703,546.89/16,750.23
  6. Step 6: Final answer
    x = 12,638.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.