Home / 19,423.12-26,790.41-11,763.92

Finding the Fourth Proportional to 19,423.12, 26,790.41 and 11,763.92

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Solution

The fourth proportional to 19,423.12, 26,790.41 and 11,763.92 is: 16,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.12 : 26,790.41 = 11,763.92 : x
  2. Step 2: Convert to fraction form
    19,423.12/26,790.41 = 11,763.92/x
  3. Step 3: Cross multiply
    19,423.12x = 26,790.41 × 11,763.92
  4. Step 4: Simplify right side
    19,423.12x = 315,160,333.86
  5. Step 5: Solve for x
    x = 315,160,333.86/19,423.12
  6. Step 6: Final answer
    x = 16,226.04

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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.