Home / 19,169.11-26,455.17-11,210.86

Finding the Fourth Proportional to 19,169.11, 26,455.17 and 11,210.86

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Solution

The fourth proportional to 19,169.11, 26,455.17 and 11,210.86 is: 15,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.11 : 26,455.17 = 11,210.86 : x
  2. Step 2: Convert to fraction form
    19,169.11/26,455.17 = 11,210.86/x
  3. Step 3: Cross multiply
    19,169.11x = 26,455.17 × 11,210.86
  4. Step 4: Simplify right side
    19,169.11x = 296,585,207.15
  5. Step 5: Solve for x
    x = 296,585,207.15/19,169.11
  6. Step 6: Final answer
    x = 15,472.04

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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.