Home / 19,616.88-29,434.02-11,183.08

Finding the Fourth Proportional to 19,616.88, 29,434.02 and 11,183.08

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Solution

The fourth proportional to 19,616.88, 29,434.02 and 11,183.08 is: 16,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.88 : 29,434.02 = 11,183.08 : x
  2. Step 2: Convert to fraction form
    19,616.88/29,434.02 = 11,183.08/x
  3. Step 3: Cross multiply
    19,616.88x = 29,434.02 × 11,183.08
  4. Step 4: Simplify right side
    19,616.88x = 329,162,903.11
  5. Step 5: Solve for x
    x = 329,162,903.11/19,616.88
  6. Step 6: Final answer
    x = 16,779.57

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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.