Home / 19,537.21-26,961.36-11,469.29

Finding the Fourth Proportional to 19,537.21, 26,961.36 and 11,469.29

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Solution

The fourth proportional to 19,537.21, 26,961.36 and 11,469.29 is: 15,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.21 : 26,961.36 = 11,469.29 : x
  2. Step 2: Convert to fraction form
    19,537.21/26,961.36 = 11,469.29/x
  3. Step 3: Cross multiply
    19,537.21x = 26,961.36 × 11,469.29
  4. Step 4: Simplify right side
    19,537.21x = 309,227,521.83
  5. Step 5: Solve for x
    x = 309,227,521.83/19,537.21
  6. Step 6: Final answer
    x = 15,827.62

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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.