Home / 14,059.44-21,182.96-12,726.90

Finding the Fourth Proportional to 14,059.44, 21,182.96 and 12,726.90

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Solution

The fourth proportional to 14,059.44, 21,182.96 and 12,726.90 is: 19,175.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.44 : 21,182.96 = 12,726.90 : x
  2. Step 2: Convert to fraction form
    14,059.44/21,182.96 = 12,726.90/x
  3. Step 3: Cross multiply
    14,059.44x = 21,182.96 × 12,726.90
  4. Step 4: Simplify right side
    14,059.44x = 269,593,445.44
  5. Step 5: Solve for x
    x = 269,593,445.44/14,059.44
  6. Step 6: Final answer
    x = 19,175.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.