Home / 11,646.22-16,081.77-11,269.63

Finding the Fourth Proportional to 11,646.22, 16,081.77 and 11,269.63

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Solution

The fourth proportional to 11,646.22, 16,081.77 and 11,269.63 is: 15,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.22 : 16,081.77 = 11,269.63 : x
  2. Step 2: Convert to fraction form
    11,646.22/16,081.77 = 11,269.63/x
  3. Step 3: Cross multiply
    11,646.22x = 16,081.77 × 11,269.63
  4. Step 4: Simplify right side
    11,646.22x = 181,235,660.01
  5. Step 5: Solve for x
    x = 181,235,660.01/11,646.22
  6. Step 6: Final answer
    x = 15,561.76

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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.