Home / 19,381.85-29,072.43-11,044.08

Finding the Fourth Proportional to 19,381.85, 29,072.43 and 11,044.08

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Solution

The fourth proportional to 19,381.85, 29,072.43 and 11,044.08 is: 16,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381.85 : 29,072.43 = 11,044.08 : x
  2. Step 2: Convert to fraction form
    19,381.85/29,072.43 = 11,044.08/x
  3. Step 3: Cross multiply
    19,381.85x = 29,072.43 × 11,044.08
  4. Step 4: Simplify right side
    19,381.85x = 321,078,242.71
  5. Step 5: Solve for x
    x = 321,078,242.71/19,381.85
  6. Step 6: Final answer
    x = 16,565.93

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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.