Home / 21,662.22-29,876.88-14,110.93

Finding the Fourth Proportional to 21,662.22, 29,876.88 and 14,110.93

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Solution

The fourth proportional to 21,662.22, 29,876.88 and 14,110.93 is: 19,462.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,662.22 : 29,876.88 = 14,110.93 : x
  2. Step 2: Convert to fraction form
    21,662.22/29,876.88 = 14,110.93/x
  3. Step 3: Cross multiply
    21,662.22x = 29,876.88 × 14,110.93
  4. Step 4: Simplify right side
    21,662.22x = 421,590,562.30
  5. Step 5: Solve for x
    x = 421,590,562.30/21,662.22
  6. Step 6: Final answer
    x = 19,462.02

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1.5x scale

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.