Home / 19,658.22-27,128.64-10,706.04

Finding the Fourth Proportional to 19,658.22, 27,128.64 and 10,706.04

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Solution

The fourth proportional to 19,658.22, 27,128.64 and 10,706.04 is: 14,774.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,658.22 : 27,128.64 = 10,706.04 : x
  2. Step 2: Convert to fraction form
    19,658.22/27,128.64 = 10,706.04/x
  3. Step 3: Cross multiply
    19,658.22x = 27,128.64 × 10,706.04
  4. Step 4: Simplify right side
    19,658.22x = 290,440,304.99
  5. Step 5: Solve for x
    x = 290,440,304.99/19,658.22
  6. Step 6: Final answer
    x = 14,774.50

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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.