Home / 16,828.38-23,225.85-12,841.92

Finding the Fourth Proportional to 16,828.38, 23,225.85 and 12,841.92

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Solution

The fourth proportional to 16,828.38, 23,225.85 and 12,841.92 is: 17,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.38 : 23,225.85 = 12,841.92 : x
  2. Step 2: Convert to fraction form
    16,828.38/23,225.85 = 12,841.92/x
  3. Step 3: Cross multiply
    16,828.38x = 23,225.85 × 12,841.92
  4. Step 4: Simplify right side
    16,828.38x = 298,264,507.63
  5. Step 5: Solve for x
    x = 298,264,507.63/16,828.38
  6. Step 6: Final answer
    x = 17,723.90

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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.