Home / 19,171.44-26,461.26-11,218.86

Finding the Fourth Proportional to 19,171.44, 26,461.26 and 11,218.86

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Solution

The fourth proportional to 19,171.44, 26,461.26 and 11,218.86 is: 15,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.44 : 26,461.26 = 11,218.86 : x
  2. Step 2: Convert to fraction form
    19,171.44/26,461.26 = 11,218.86/x
  3. Step 3: Cross multiply
    19,171.44x = 26,461.26 × 11,218.86
  4. Step 4: Simplify right side
    19,171.44x = 296,865,171.36
  5. Step 5: Solve for x
    x = 296,865,171.36/19,171.44
  6. Step 6: Final answer
    x = 15,484.76

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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.