Home / 19,617.83-27,073.28-11,119.85

Finding the Fourth Proportional to 19,617.83, 27,073.28 and 11,119.85

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Solution

The fourth proportional to 19,617.83, 27,073.28 and 11,119.85 is: 15,345.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.83 : 27,073.28 = 11,119.85 : x
  2. Step 2: Convert to fraction form
    19,617.83/27,073.28 = 11,119.85/x
  3. Step 3: Cross multiply
    19,617.83x = 27,073.28 × 11,119.85
  4. Step 4: Simplify right side
    19,617.83x = 301,050,757.01
  5. Step 5: Solve for x
    x = 301,050,757.01/19,617.83
  6. Step 6: Final answer
    x = 15,345.77

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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.