Home / 19,117.96-28,676.94-7,433.91

Finding the Fourth Proportional to 19,117.96, 28,676.94 and 7,433.91

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Solution

The fourth proportional to 19,117.96, 28,676.94 and 7,433.91 is: 11,150.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117.96 : 28,676.94 = 7,433.91 : x
  2. Step 2: Convert to fraction form
    19,117.96/28,676.94 = 7,433.91/x
  3. Step 3: Cross multiply
    19,117.96x = 28,676.94 × 7,433.91
  4. Step 4: Simplify right side
    19,117.96x = 213,181,926.45
  5. Step 5: Solve for x
    x = 213,181,926.45/19,117.96
  6. Step 6: Final answer
    x = 11,150.87

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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.