Home / 16,961.11-23,403.53-9,406.24

Finding the Fourth Proportional to 16,961.11, 23,403.53 and 9,406.24

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Solution

The fourth proportional to 16,961.11, 23,403.53 and 9,406.24 is: 12,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.11 : 23,403.53 = 9,406.24 : x
  2. Step 2: Convert to fraction form
    16,961.11/23,403.53 = 9,406.24/x
  3. Step 3: Cross multiply
    16,961.11x = 23,403.53 × 9,406.24
  4. Step 4: Simplify right side
    16,961.11x = 220,139,316.68
  5. Step 5: Solve for x
    x = 220,139,316.68/16,961.11
  6. Step 6: Final answer
    x = 12,979.06

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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.