Home / 15,446.90-23,179.77-14,192.21

Finding the Fourth Proportional to 15,446.90, 23,179.77 and 14,192.21

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Solution

The fourth proportional to 15,446.90, 23,179.77 and 14,192.21 is: 21,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.90 : 23,179.77 = 14,192.21 : x
  2. Step 2: Convert to fraction form
    15,446.90/23,179.77 = 14,192.21/x
  3. Step 3: Cross multiply
    15,446.90x = 23,179.77 × 14,192.21
  4. Step 4: Simplify right side
    15,446.90x = 328,972,221.54
  5. Step 5: Solve for x
    x = 328,972,221.54/15,446.90
  6. Step 6: Final answer
    x = 21,296.97

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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.