Home / 19,726.35-29,581.07-7,242.27

Finding the Fourth Proportional to 19,726.35, 29,581.07 and 7,242.27

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Solution

The fourth proportional to 19,726.35, 29,581.07 and 7,242.27 is: 10,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.35 : 29,581.07 = 7,242.27 : x
  2. Step 2: Convert to fraction form
    19,726.35/29,581.07 = 7,242.27/x
  3. Step 3: Cross multiply
    19,726.35x = 29,581.07 × 7,242.27
  4. Step 4: Simplify right side
    19,726.35x = 214,234,059.62
  5. Step 5: Solve for x
    x = 214,234,059.62/19,726.35
  6. Step 6: Final answer
    x = 10,860.30

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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.